50138475 has 12 divisors (see below), whose sum is σ = 82895736. Its totient is φ = 26740480.

The previous prime is 50138471. The next prime is 50138479. The reversal of 50138475 is 57483105.

It is an interprime number because it is at equal distance from previous prime (50138471) and next prime (50138479).

It is not a de Polignac number, because 50138475 - 2² = 50138471 is a prime.

It is not an unprimeable number, because it can be changed into a prime (50138471) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 334182 + ... + 334331.

It is an arithmetic number, because the mean of its divisors is an integer number (6907978).

Almost surely, 2^50138475 is an apocalyptic number.

50138475 is a deficient number, since it is larger than the sum of its proper divisors (32757261).

50138475 is a wasteful number, since it uses less digits than its factorization.

50138475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 668526 (or 668521 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 33.

The square root of 50138475 is about 7080.8527028883. The cubic root of 50138475 is about 368.7429338874.

The spelling of 50138475 in words is "fifty million, one hundred thirty-eight thousand, four hundred seventy-five".