51037536 has 96 divisors (see below), whose sum is σ = 154804608. Its totient is φ = 14551040.

The previous prime is 51037531. The next prime is 51037543. The reversal of 51037536 is 63573015.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51037531) 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, 16531 + ... + 19373.

It is an arithmetic number, because the mean of its divisors is an integer number (1612548).

Almost surely, 2^51037536 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 51037536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77402304).

51037536 is an abundant number, since it is smaller than the sum of its proper divisors (103767072).

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

51037536 is a wasteful number, since it uses less digits than its factorization.

51037536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2884 (or 2876 counting only the distinct ones).

The product of its (nonzero) digits is 9450, while the sum is 30.

The square root of 51037536 is about 7144.0559908220. The cubic root of 51037536 is about 370.9339347590.

The spelling of 51037536 in words is "fifty-one million, thirty-seven thousand, five hundred thirty-six".