625890416 has 20 divisors (see below), whose sum is σ = 1230764232. Its totient is φ = 308273856.

The previous prime is 625890407. The next prime is 625890431. The reversal of 625890416 is 614098526.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 290855 + ... + 292998.

Almost surely, 2^625890416 is an apocalyptic number.

It is an amenable number.

625890416 is a deficient number, since it is larger than the sum of its proper divisors (604873816).

625890416 is a wasteful number, since it uses less digits than its factorization.

625890416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583928 (or 583922 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 41.

The square root of 625890416 is about 25017.8019817889. The cubic root of 625890416 is about 855.3938046594.

The spelling of 625890416 in words is "six hundred twenty-five million, eight hundred ninety thousand, four hundred sixteen".