51452136 has 48 divisors (see below), whose sum is σ = 139682400. Its totient is φ = 17109792.

The previous prime is 51452129. The next prime is 51452143. The reversal of 51452136 is 63125415.

It is an interprime number because it is at equal distance from previous prime (51452129) and next prime (51452143).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52725 + ... + 53691.

It is an arithmetic number, because the mean of its divisors is an integer number (2910050).

Almost surely, 2^51452136 is an apocalyptic number.

It is an amenable number.

51452136 is an abundant number, since it is smaller than the sum of its proper divisors (88230264).

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

51452136 is a wasteful number, since it uses less digits than its factorization.

51452136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1718 (or 1711 counting only the distinct ones).

The product of its digits is 3600, while the sum is 27.

The square root of 51452136 is about 7173.0144290946. The cubic root of 51452136 is about 371.9356461692.

It can be divided in two parts, 514 and 52136, that added together give a triangular number (52650 = T₃₂₄).

The spelling of 51452136 in words is "fifty-one million, four hundred fifty-two thousand, one hundred thirty-six".