51373834 has 32 divisors (see below), whose sum is σ = 84816000. Its totient is φ = 23250240.

The previous prime is 51373831. The next prime is 51373841. The reversal of 51373834 is 43837315.

It is a self number, because there is not a number n which added to its sum of digits gives 51373834.

It is not an unprimeable number, because it can be changed into a prime (51373831) 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, 85467 + ... + 86065.

It is an arithmetic number, because the mean of its divisors is an integer number (2650500).

Almost surely, 2^51373834 is an apocalyptic number.

51373834 is a deficient number, since it is larger than the sum of its proper divisors (33442166).

51373834 is a wasteful number, since it uses less digits than its factorization.

51373834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 718.

The product of its digits is 30240, while the sum is 34.

The square root of 51373834 is about 7167.5542551138. The cubic root of 51373834 is about 371.7468746661.

It can be divided in two parts, 513 and 73834, that added together give a palindrome (74347).

The spelling of 51373834 in words is "fifty-one million, three hundred seventy-three thousand, eight hundred thirty-four".