50440464 has 30 divisors (see below), whose sum is σ = 141163646. Its totient is φ = 16813440.

The previous prime is 50440451. The next prime is 50440469. The reversal of 50440464 is 46404405.

It can be written as a sum of positive squares in only one way, i.e., 42146064 + 8294400 = 6492^2 + 2880^2 .

It is not an unprimeable number, because it can be changed into a prime (50440469) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 174997 + ... + 175284.

Almost surely, 2^50440464 is an apocalyptic number.

It is an amenable number.

50440464 is an abundant number, since it is smaller than the sum of its proper divisors (90723182).

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

50440464 is a wasteful number, since it uses less digits than its factorization.

50440464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350295 (or 350286 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 50440464 is about 7102.1450280883. The cubic root of 50440464 is about 369.4817775595.

Adding to 50440464 its reverse (46404405), we get a palindrome (96844869).

The spelling of 50440464 in words is "fifty million, four hundred forty thousand, four hundred sixty-four".