50644245 has 16 divisors (see below), whose sum is σ = 81130752. Its totient is φ = 26976960.

The previous prime is 50644201. The next prime is 50644247. The reversal of 50644245 is 54244605.

It is not a de Polignac number, because 50644245 - 2⁷ = 50644117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50644247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15015 + ... + 18075.

It is an arithmetic number, because the mean of its divisors is an integer number (5070672).

Almost surely, 2^50644245 is an apocalyptic number.

It is an amenable number.

50644245 is a deficient number, since it is larger than the sum of its proper divisors (30486507).

50644245 is a wasteful number, since it uses less digits than its factorization.

50644245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4172.

The product of its (nonzero) digits is 19200, while the sum is 30.

The square root of 50644245 is about 7116.4770076211. The cubic root of 50644245 is about 369.9786815085.

The spelling of 50644245 in words is "fifty million, six hundred forty-four thousand, two hundred forty-five".