425615245 has 16 divisors (see below), whose sum is σ = 559172160. Its totient is φ = 308425600.

The previous prime is 425615237. The next prime is 425615249. The reversal of 425615245 is 542516524.

It is not a de Polignac number, because 425615245 - 2³ = 425615237 is a prime.

It is a super-2 number, since 2×425615245² = 362296673552820050, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 425615245.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425615249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1686 + ... + 29224.

It is an arithmetic number, because the mean of its divisors is an integer number (34948260).

Almost surely, 2^425615245 is an apocalyptic number.

It is an amenable number.

425615245 is a deficient number, since it is larger than the sum of its proper divisors (133556915).

425615245 is a wasteful number, since it uses less digits than its factorization.

425615245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27836.

The product of its digits is 48000, while the sum is 34.

The square root of 425615245 is about 20630.4446146951. Note that the first 3 decimals coincide. The cubic root of 425615245 is about 752.2099234038.

The spelling of 425615245 in words is "four hundred twenty-five million, six hundred fifteen thousand, two hundred forty-five".