51334404 has 24 divisors (see below), whose sum is σ = 130669728. Its totient is φ = 15555840.

The previous prime is 51334351. The next prime is 51334417. The reversal of 51334404 is 40443315.

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 7 ways as a sum of consecutive naturals, for example, 194317 + ... + 194580.

It is an arithmetic number, because the mean of its divisors is an integer number (5444572).

Almost surely, 2^51334404 is an apocalyptic number.

It is an amenable number.

51334404 is an abundant number, since it is smaller than the sum of its proper divisors (79335324).

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

51334404 is a wasteful number, since it uses less digits than its factorization.

51334404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 388915 (or 388913 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 51334404 is about 7164.8031375607. The cubic root of 51334404 is about 371.6517436770.

Adding to 51334404 its reverse (40443315), we get a palindrome (91777719).

The spelling of 51334404 in words is "fifty-one million, three hundred thirty-four thousand, four hundred four".