51274016 has 24 divisors (see below), whose sum is σ = 101401020. Its totient is φ = 25521408.

The previous prime is 51274007. The next prime is 51274019. The reversal of 51274016 is 61047215.

It can be written as a sum of positive squares in 2 ways, for example, as 49843600 + 1430416 = 7060^2 + 1196^2 .

It is not an unprimeable number, because it can be changed into a prime (51274019) 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, 3830 + ... + 10826.

Almost surely, 2^51274016 is an apocalyptic number.

It is an amenable number.

51274016 is a deficient number, since it is larger than the sum of its proper divisors (50127004).

51274016 is a wasteful number, since it uses less digits than its factorization.

51274016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7236 (or 7228 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 51274016 is about 7160.5876853789. The cubic root of 51274016 is about 371.5059537843.

The spelling of 51274016 in words is "fifty-one million, two hundred seventy-four thousand, sixteen".