51080386 has 16 divisors (see below), whose sum is σ = 87905664. Its totient is φ = 21806784.

The previous prime is 51080377. The next prime is 51080389. The reversal of 51080386 is 68308015.

It is not an unprimeable number, because it can be changed into a prime (51080389) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3255 + ... + 10618.

It is an arithmetic number, because the mean of its divisors is an integer number (5494104).

Almost surely, 2^51080386 is an apocalyptic number.

51080386 is a deficient number, since it is larger than the sum of its proper divisors (36825278).

51080386 is a wasteful number, since it uses less digits than its factorization.

51080386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14145.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 51080386 is about 7147.0543582654. The cubic root of 51080386 is about 371.0377150626.

The spelling of 51080386 in words is "fifty-one million, eighty thousand, three hundred eighty-six".