51767272 has 16 divisors (see below), whose sum is σ = 100195200. Its totient is φ = 25048560.

The previous prime is 51767203. The next prime is 51767321. The reversal of 51767272 is 27276715.

51767272 is a modest number, since divided by 7272 gives 5176 as remainder.

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, 104122 + ... + 104617.

It is an arithmetic number, because the mean of its divisors is an integer number (6262200).

Almost surely, 2^51767272 is an apocalyptic number.

It is an amenable number.

51767272 is a deficient number, since it is larger than the sum of its proper divisors (48427928).

51767272 is a wasteful number, since it uses less digits than its factorization.

51767272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208776 (or 208772 counting only the distinct ones).

The product of its digits is 41160, while the sum is 37.

The square root of 51767272 is about 7194.9476718042. The cubic root of 51767272 is about 372.6934496592.

The spelling of 51767272 in words is "fifty-one million, seven hundred sixty-seven thousand, two hundred seventy-two".