51073364 has 6 divisors (see below), whose sum is σ = 89378394. Its totient is φ = 25536680.

The previous prime is 51073339. The next prime is 51073369. The reversal of 51073364 is 46337015.

It can be written as a sum of positive squares in only one way, i.e., 29376400 + 21696964 = 5420^2 + 4658^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51073369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6384167 + ... + 6384174.

It is an arithmetic number, because the mean of its divisors is an integer number (14896399).

Almost surely, 2^51073364 is an apocalyptic number.

It is an amenable number.

51073364 is a deficient number, since it is larger than the sum of its proper divisors (38305030).

51073364 is a wasteful number, since it uses less digits than its factorization.

51073364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12768345 (or 12768343 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 51073364 is about 7146.5630900455. The cubic root of 51073364 is about 371.0207121486.

The spelling of 51073364 in words is "fifty-one million, seventy-three thousand, three hundred sixty-four".