51854408 has 16 divisors (see below), whose sum is σ = 97342080. Its totient is φ = 25896528.

The previous prime is 51854389. The next prime is 51854417. The reversal of 51854408 is 80445815.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4385 + ... + 11087.

It is an arithmetic number, because the mean of its divisors is an integer number (6083880).

Almost surely, 2^51854408 is an apocalyptic number.

It is an amenable number.

51854408 is a deficient number, since it is larger than the sum of its proper divisors (45487672).

51854408 is a wasteful number, since it uses less digits than its factorization.

51854408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7676 (or 7672 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 35.

The square root of 51854408 is about 7201.0004860436. Note that the first 3 decimals coincide. The cubic root of 51854408 is about 372.9024415007.

The spelling of 51854408 in words is "fifty-one million, eight hundred fifty-four thousand, four hundred eight".