50645444 has 12 divisors (see below), whose sum is σ = 91488768. Its totient is φ = 24505800.

The previous prime is 50645407. The next prime is 50645449. The reversal of 50645444 is 44454605.

It is a self number, because there is not a number n which added to its sum of digits gives 50645444.

It is not an unprimeable number, because it can be changed into a prime (50645449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 204092 + ... + 204339.

It is an arithmetic number, because the mean of its divisors is an integer number (7624064).

Almost surely, 2^50645444 is an apocalyptic number.

It is an amenable number.

50645444 is a deficient number, since it is larger than the sum of its proper divisors (40843324).

50645444 is a wasteful number, since it uses less digits than its factorization.

50645444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 408466 (or 408464 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 32.

The square root of 50645444 is about 7116.5612482434. The cubic root of 50645444 is about 369.9816012278.

The spelling of 50645444 in words is "fifty million, six hundred forty-five thousand, four hundred forty-four".