50992137 has 12 divisors (see below), whose sum is σ = 84177600. Its totient is φ = 29138328.

The previous prime is 50992093. The next prime is 50992147. The reversal of 50992137 is 73129905.

It is not a de Polignac number, because 50992137 - 2¹⁴ = 50975753 is a prime.

It is not an unprimeable number, because it can be changed into a prime (50992147) 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, 404637 + ... + 404762.

It is an arithmetic number, because the mean of its divisors is an integer number (7014800).

Almost surely, 2^50992137 is an apocalyptic number.

It is an amenable number.

50992137 is a deficient number, since it is larger than the sum of its proper divisors (33185463).

50992137 is a wasteful number, since it uses less digits than its factorization.

50992137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 809412 (or 809409 counting only the distinct ones).

The product of its (nonzero) digits is 17010, while the sum is 36.

The square root of 50992137 is about 7140.8778872069. The cubic root of 50992137 is about 370.8239175266.

The spelling of 50992137 in words is "fifty million, nine hundred ninety-two thousand, one hundred thirty-seven".