51767936 has 32 divisors (see below), whose sum is σ = 112510080. Its totient is φ = 23530240.

The previous prime is 51767927. The next prime is 51767939. The reversal of 51767936 is 63976715.

It is a tau number, because it is divible by the number of its divisors (32).

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a zygodrome in base 7.

It is not an unprimeable number, because it can be changed into a prime (51767939) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16976 + ... + 19791.

It is an arithmetic number, because the mean of its divisors is an integer number (3515940).

Almost surely, 2^51767936 is an apocalyptic number.

It is an amenable number.

51767936 is an abundant number, since it is smaller than the sum of its proper divisors (60742144).

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

51767936 is a wasteful number, since it uses less digits than its factorization.

51767936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36792 (or 36780 counting only the distinct ones).

The product of its digits is 238140, while the sum is 44.

The square root of 51767936 is about 7194.9938151468. The cubic root of 51767936 is about 372.6950431202.

It can be divided in two parts, 517679 and 36, that added together give a palindrome (517715).

The spelling of 51767936 in words is "fifty-one million, seven hundred sixty-seven thousand, nine hundred thirty-six".