51035904 has 108 divisors (see below), whose sum is σ = 155924496. Its totient is φ = 15998976.

The previous prime is 51035879. The next prime is 51035917. The reversal of 51035904 is 40953015.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 38517 + ... + 39819.

Almost surely, 2^51035904 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 51035904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (77962248).

51035904 is an abundant number, since it is smaller than the sum of its proper divisors (104888592).

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

51035904 is a wasteful number, since it uses less digits than its factorization.

51035904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1342 (or 1325 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 51035904 is about 7143.9417690796. The cubic root of 51035904 is about 370.9299809981.

Adding to 51035904 its reverse (40953015), we get a palindrome (91988919).

The spelling of 51035904 in words is "fifty-one million, thirty-five thousand, nine hundred four".