51896370 has 32 divisors (see below), whose sum is σ = 128848320. Its totient is φ = 13361600.

The previous prime is 51896363. The next prime is 51896371. The reversal of 51896370 is 7369815.

It is not an unprimeable number, because it can be changed into a prime (51896371) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28956 + ... + 30695.

It is an arithmetic number, because the mean of its divisors is an integer number (4026510).

Almost surely, 2^51896370 is an apocalyptic number.

51896370 is an abundant number, since it is smaller than the sum of its proper divisors (76951950).

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

51896370 is a wasteful number, since it uses less digits than its factorization.

51896370 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59690.

The product of its (nonzero) digits is 45360, while the sum is 39.

The square root of 51896370 is about 7203.9135197474. The cubic root of 51896370 is about 373.0030019860.

The spelling of 51896370 in words is "fifty-one million, eight hundred ninety-six thousand, three hundred seventy".