50356865 has 32 divisors (see below), whose sum is σ = 68361216. Its totient is φ = 35354880.

The previous prime is 50356853. The next prime is 50356877. The reversal of 50356865 is 56865305.

It is an interprime number because it is at equal distance from previous prime (50356853) and next prime (50356877).

It is not a de Polignac number, because 50356865 - 2⁴ = 50356849 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 134819 + ... + 135191.

It is an arithmetic number, because the mean of its divisors is an integer number (2136288).

Almost surely, 2^50356865 is an apocalyptic number.

It is an amenable number.

50356865 is a deficient number, since it is larger than the sum of its proper divisors (18004351).

50356865 is a wasteful number, since it uses less digits than its factorization.

50356865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489.

The product of its (nonzero) digits is 108000, while the sum is 38.

The square root of 50356865 is about 7096.2571120274. The cubic root of 50356865 is about 369.2775408221.

The spelling of 50356865 in words is "fifty million, three hundred fifty-six thousand, eight hundred sixty-five".