50540644 has 24 divisors (see below), whose sum is σ = 110271168. Its totient is φ = 19691040.

The previous prime is 50540621. The next prime is 50540653. The reversal of 50540644 is 44604505.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81739 + ... + 82354.

It is an arithmetic number, because the mean of its divisors is an integer number (4594632).

Almost surely, 2^50540644 is an apocalyptic number.

It is an amenable number.

50540644 is an abundant number, since it is smaller than the sum of its proper divisors (59730524).

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

50540644 is a wasteful number, since it uses less digits than its factorization.

50540644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164115 (or 164113 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 50540644 is about 7109.1943284735. The cubic root of 50540644 is about 369.7262255254.

The spelling of 50540644 in words is "fifty million, five hundred forty thousand, six hundred forty-four".