51396234 has 32 divisors (see below), whose sum is σ = 104826624. Its totient is φ = 16796160.

The previous prime is 51396229. The next prime is 51396263. The reversal of 51396234 is 43269315.

It is a junction number, because it is equal to n+sod(n) for n = 51396195 and 51396204.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 118482 + ... + 118914.

It is an arithmetic number, because the mean of its divisors is an integer number (3275832).

Almost surely, 2^51396234 is an apocalyptic number.

51396234 is an abundant number, since it is smaller than the sum of its proper divisors (53430390).

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

51396234 is a wasteful number, since it uses less digits than its factorization.

51396234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 782.

The product of its digits is 19440, while the sum is 33.

The square root of 51396234 is about 7169.1166819909. The cubic root of 51396234 is about 371.8008964600.

The spelling of 51396234 in words is "fifty-one million, three hundred ninety-six thousand, two hundred thirty-four".