51150234 has 16 divisors (see below), whose sum is σ = 103356288. Its totient is φ = 16874112.

The previous prime is 51150233. The next prime is 51150251. The reversal of 51150234 is 43205115.

It is a self number, because there is not a number n which added to its sum of digits gives 51150234.

It is not an unprimeable number, because it can be changed into a prime (51150233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43362 + ... + 44525.

It is an arithmetic number, because the mean of its divisors is an integer number (6459768).

Almost surely, 2^51150234 is an apocalyptic number.

51150234 is an abundant number, since it is smaller than the sum of its proper divisors (52206054).

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

51150234 is a wasteful number, since it uses less digits than its factorization.

51150234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87989.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 51150234 is about 7151.9391775937. The cubic root of 51150234 is about 371.2067586726.

Adding to 51150234 its reverse (43205115), we get a palindrome (94355349).

The spelling of 51150234 in words is "fifty-one million, one hundred fifty thousand, two hundred thirty-four".