51274752 has 44 divisors (see below), whose sum is σ = 136674096. Its totient is φ = 17090560.

The previous prime is 51274693. The next prime is 51274753. The reversal of 51274752 is 25747215.

It is not an unprimeable number, because it can be changed into a prime (51274753) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5274 + ... + 11417.

Almost surely, 2^51274752 is an apocalyptic number.

It is an amenable number.

51274752 is an abundant number, since it is smaller than the sum of its proper divisors (85399344).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51274752 is a wasteful number, since it uses less digits than its factorization.

51274752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16714 (or 16696 counting only the distinct ones).

The product of its digits is 19600, while the sum is 33.

The square root of 51274752 is about 7160.6390776243. The cubic root of 51274752 is about 371.5077313388.

The spelling of 51274752 in words is "fifty-one million, two hundred seventy-four thousand, seven hundred fifty-two".