50860665 has 12 divisors (see below), whose sum is σ = 88158564. Its totient is φ = 27125664.

The previous prime is 50860597. The next prime is 50860687. The reversal of 50860665 is 56606805.

It can be written as a sum of positive squares in 2 ways, for example, as 34892649 + 15968016 = 5907^2 + 3996^2 .

It is not a de Polignac number, because 50860665 - 2⁸ = 50860409 is a prime.

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, 565074 + ... + 565163.

It is an arithmetic number, because the mean of its divisors is an integer number (7346547).

Almost surely, 2^50860665 is an apocalyptic number.

It is an amenable number.

50860665 is a deficient number, since it is larger than the sum of its proper divisors (37297899).

50860665 is a wasteful number, since it uses less digits than its factorization.

50860665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1130248 (or 1130245 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The square root of 50860665 is about 7131.6663550674. Note that the first 3 decimals coincide. The cubic root of 50860665 is about 370.5049472914.

The spelling of 50860665 in words is "fifty million, eight hundred sixty thousand, six hundred sixty-five".