425573874 has 48 divisors (see below), whose sum is σ = 1008352800. Its totient is φ = 128647680.

The previous prime is 425573857. The next prime is 425573917. The reversal of 425573874 is 478375524.

425573874 is a `hidden beast` number, since 4 + 2 + 5 + 573 + 8 + 74 = 666.

It is a super-2 number, since 2×425573874² = 362226244462735752, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 86509 + ... + 91295.

It is an arithmetic number, because the mean of its divisors is an integer number (21007350).

Almost surely, 2^425573874 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 425573874, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (504176400).

425573874 is an abundant number, since it is smaller than the sum of its proper divisors (582778926).

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

425573874 is a wasteful number, since it uses less digits than its factorization.

425573874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5255 (or 5252 counting only the distinct ones).

The product of its digits is 940800, while the sum is 45.

The square root of 425573874 is about 20629.4419216808. The cubic root of 425573874 is about 752.1855503067.

The spelling of 425573874 in words is "four hundred twenty-five million, five hundred seventy-three thousand, eight hundred seventy-four".