425607144 has 32 divisors (see below), whose sum is σ = 1120020000. Its totient is φ = 134402112.

The previous prime is 425607139. The next prime is 425607173. The reversal of 425607144 is 441706524.

It is a super-2 number, since 2×425607144² = 362282882047673472, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 466219 + ... + 467130.

It is an arithmetic number, because the mean of its divisors is an integer number (35000625).

Almost surely, 2^425607144 is an apocalyptic number.

It is an amenable number.

425607144 is an abundant number, since it is smaller than the sum of its proper divisors (694412856).

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

425607144 is a wasteful number, since it uses less digits than its factorization.

425607144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 933377 (or 933373 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 33.

The square root of 425607144 is about 20630.2482777111. The cubic root of 425607144 is about 752.2051509469.

The spelling of 425607144 in words is "four hundred twenty-five million, six hundred seven thousand, one hundred forty-four".