51704116 has 12 divisors (see below), whose sum is σ = 92689380. Its totient is φ = 25221440.

The previous prime is 51704099. The next prime is 51704131. The reversal of 51704116 is 61140715.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 21123216 + 30580900 = 4596^2 + 5530^2 .

It is a super-2 number, since 2×51704116² = 5346631222682912, which contains 22 as substring.

It is a congruent number.

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, 157471 + ... + 157798.

It is an arithmetic number, because the mean of its divisors is an integer number (7724115).

Almost surely, 2^51704116 is an apocalyptic number.

It is an amenable number.

51704116 is a deficient number, since it is larger than the sum of its proper divisors (40985264).

51704116 is a wasteful number, since it uses less digits than its factorization.

51704116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315314 (or 315312 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 25.

The square root of 51704116 is about 7190.5574192826. The cubic root of 51704116 is about 372.5418261518.

The spelling of 51704116 in words is "fifty-one million, seven hundred four thousand, one hundred sixteen".