51534714 has 64 divisors (see below), whose sum is σ = 129272832. Its totient is φ = 13305600.

The previous prime is 51534713. The next prime is 51534719. The reversal of 51534714 is 41743515.

It is not an unprimeable number, because it can be changed into a prime (51534713) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 152754 + ... + 153090.

It is an arithmetic number, because the mean of its divisors is an integer number (2019888).

Almost surely, 2^51534714 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 51534714, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64636416).

51534714 is an abundant number, since it is smaller than the sum of its proper divisors (77738118).

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

51534714 is a wasteful number, since it uses less digits than its factorization.

51534714 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 691.

The product of its digits is 8400, while the sum is 30.

The square root of 51534714 is about 7178.7682787509. The cubic root of 51534714 is about 372.1345189308.

The spelling of 51534714 in words is "fifty-one million, five hundred thirty-four thousand, seven hundred fourteen".