425017925 has 12 divisors (see below), whose sum is σ = 527929380. Its totient is φ = 339429120.

The previous prime is 425017921. The next prime is 425017951. The reversal of 425017925 is 529710524.

It can be written as a sum of positive squares in 6 ways, for example, as 2879809 + 422138116 = 1697^2 + 20546^2 .

It is not a de Polignac number, because 425017925 - 2² = 425017921 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425017921) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 491 + ... + 29159.

It is an arithmetic number, because the mean of its divisors is an integer number (43994115).

Almost surely, 2^425017925 is an apocalyptic number.

It is an amenable number.

425017925 is a deficient number, since it is larger than the sum of its proper divisors (102911455).

425017925 is a wasteful number, since it uses less digits than its factorization.

425017925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29272 (or 29267 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 35.

The square root of 425017925 is about 20615.9628686123. The cubic root of 425017925 is about 751.8578680424.

The spelling of 425017925 in words is "four hundred twenty-five million, seventeen thousand, nine hundred twenty-five".