425501025 has 24 divisors (see below), whose sum is σ = 704136480. Its totient is φ = 226727040.

The previous prime is 425501023. The next prime is 425501033. The reversal of 425501025 is 520105524.

It is a happy number.

It is not a de Polignac number, because 425501025 - 2¹ = 425501023 is a prime.

It is a super-2 number, since 2×425501025² = 362102244552101250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 425500986 and 425501004.

It is not an unprimeable number, because it can be changed into a prime (425501023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 116629 + ... + 120221.

It is an arithmetic number, because the mean of its divisors is an integer number (29339020).

Almost surely, 2^425501025 is an apocalyptic number.

It is an amenable number.

425501025 is a deficient number, since it is larger than the sum of its proper divisors (278635455).

425501025 is a wasteful number, since it uses less digits than its factorization.

425501025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5185 (or 5180 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 24.

The square root of 425501025 is about 20627.6761900123. The cubic root of 425501025 is about 752.1426285835.

Adding to 425501025 its reverse (520105524), we get a palindrome (945606549).

The spelling of 425501025 in words is "four hundred twenty-five million, five hundred one thousand, twenty-five".