50431964 has 24 divisors (see below), whose sum is σ = 96462576. Its totient is φ = 22880000.

The previous prime is 50431937. The next prime is 50431967. The reversal of 50431964 is 46913405.

It is a self number, because there is not a number n which added to its sum of digits gives 50431964.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50431967) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38114 + ... + 39414.

It is an arithmetic number, because the mean of its divisors is an integer number (4019274).

Almost surely, 2^50431964 is an apocalyptic number.

It is an amenable number.

50431964 is a deficient number, since it is larger than the sum of its proper divisors (46030612).

50431964 is a wasteful number, since it uses less digits than its factorization.

50431964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2197 (or 2195 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 50431964 is about 7101.5465921164. The cubic root of 50431964 is about 369.4610219248.

It can be divided in two parts, 5043 and 1964, that added together give a palindrome (7007).

The spelling of 50431964 in words is "fifty million, four hundred thirty-one thousand, nine hundred sixty-four".