51764116 has 24 divisors (see below), whose sum is σ = 96878376. Its totient is φ = 24115200.

The previous prime is 51764087. The next prime is 51764123. The reversal of 51764116 is 61146715.

It can be written as a sum of positive squares in 4 ways, for example, as 26563716 + 25200400 = 5154^2 + 5020^2 .

It is a super-2 number, since 2×51764116² = 5359047410522912, 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 7 ways as a sum of consecutive naturals, for example, 3100 + ... + 10636.

It is an arithmetic number, because the mean of its divisors is an integer number (4036599).

Almost surely, 2^51764116 is an apocalyptic number.

It is an amenable number.

51764116 is a deficient number, since it is larger than the sum of its proper divisors (45114260).

51764116 is a wasteful number, since it uses less digits than its factorization.

51764116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7659 (or 7657 counting only the distinct ones).

The product of its digits is 5040, while the sum is 31.

The square root of 51764116 is about 7194.7283478947. The cubic root of 51764116 is about 372.6858757334.

The spelling of 51764116 in words is "fifty-one million, seven hundred sixty-four thousand, one hundred sixteen".