51403376 has 20 divisors (see below), whose sum is σ = 105453072. Its totient is φ = 24189696.

The previous prime is 51403369. The next prime is 51403411. The reversal of 51403376 is 67330415.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94220 + ... + 94763.

Almost surely, 2^51403376 is an apocalyptic number.

It is an amenable number.

51403376 is an abundant number, since it is smaller than the sum of its proper divisors (54049696).

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

51403376 is a wasteful number, since it uses less digits than its factorization.

51403376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189008 (or 189002 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 51403376 is about 7169.6147734728. The cubic root of 51403376 is about 371.8181174301.

The spelling of 51403376 in words is "fifty-one million, four hundred three thousand, three hundred seventy-six".