425541402 has 96 divisors (see below), whose sum is σ = 1118347776. Its totient is φ = 115171200.

The previous prime is 425541397. The next prime is 425541407. The reversal of 425541402 is 204145524.

425541402 is a `hidden beast` number, since 4 + 255 + 4 + 1 + 402 = 666.

It is an interprime number because it is at equal distance from previous prime (425541397) and next prime (425541407).

It is a super-2 number, since 2×425541402² = 362170969632251208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (425541407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 77128 + ... + 82460.

It is an arithmetic number, because the mean of its divisors is an integer number (11649456).

Almost surely, 2^425541402 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 425541402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (559173888).

425541402 is an abundant number, since it is smaller than the sum of its proper divisors (692806374).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

425541402 is a wasteful number, since it uses less digits than its factorization.

425541402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5396 (or 5393 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

The square root of 425541402 is about 20628.6548761668. The cubic root of 425541402 is about 752.1664188140.

Adding to 425541402 its reverse (204145524), we get a palindrome (629686926).

It can be divided in two parts, 42554 and 1402, that added together give a triangular number (43956 = T₂₉₆).

The spelling of 425541402 in words is "four hundred twenty-five million, five hundred forty-one thousand, four hundred two".