425688884 has 12 divisors (see below), whose sum is σ = 745173408. Its totient is φ = 212782200.

The previous prime is 425688881. The next prime is 425688929. The reversal of 425688884 is 488886524.

It is a super-2 number, since 2×425688884² = 362422051922330912, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425688881) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2039 + ... + 29249.

It is an arithmetic number, because the mean of its divisors is an integer number (62097784).

Almost surely, 2^425688884 is an apocalyptic number.

It is an amenable number.

425688884 is a deficient number, since it is larger than the sum of its proper divisors (319484524).

425688884 is a wasteful number, since it uses less digits than its factorization.

425688884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31126 (or 31124 counting only the distinct ones).

The product of its digits is 3932160, while the sum is 53.

The square root of 425688884 is about 20632.2292542517. The cubic root of 425688884 is about 752.2533027963.

The spelling of 425688884 in words is "four hundred twenty-five million, six hundred eighty-eight thousand, eight hundred eighty-four".