51301338 has 24 divisors (see below), whose sum is σ = 112779744. Its totient is φ = 15545640.

The previous prime is 51301321. The next prime is 51301363. The reversal of 51301338 is 83310315.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34606 + ... + 36057.

It is an arithmetic number, because the mean of its divisors is an integer number (4699156).

Almost surely, 2^51301338 is an apocalyptic number.

51301338 is an abundant number, since it is smaller than the sum of its proper divisors (61478406).

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

51301338 is a wasteful number, since it uses less digits than its factorization.

51301338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70690 (or 70679 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 51301338 is about 7162.4952356005. The cubic root of 51301338 is about 371.5719292633.

The spelling of 51301338 in words is "fifty-one million, three hundred one thousand, three hundred thirty-eight".