50138456 has 16 divisors (see below), whose sum is σ = 95200800. Its totient is φ = 24751584.

The previous prime is 50138411. The next prime is 50138461. The reversal of 50138456 is 65483105.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39035 + ... + 40298.

It is an arithmetic number, because the mean of its divisors is an integer number (5950050).

Almost surely, 2^50138456 is an apocalyptic number.

It is an amenable number.

50138456 is a deficient number, since it is larger than the sum of its proper divisors (45062344).

50138456 is a wasteful number, since it uses less digits than its factorization.

50138456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79418 (or 79414 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 50138456 is about 7080.8513612418. The cubic root of 50138456 is about 368.7428873089.

The spelling of 50138456 in words is "fifty million, one hundred thirty-eight thousand, four hundred fifty-six".