50738515 has 4 divisors (see below), whose sum is σ = 60886224. Its totient is φ = 40590808.

The previous prime is 50738509. The next prime is 50738533. The reversal of 50738515 is 51583705.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 50738515 - 2²¹ = 48641363 is a prime.

It is a Duffinian 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, 5073847 + ... + 5073856.

It is an arithmetic number, because the mean of its divisors is an integer number (15221556).

Almost surely, 2^50738515 is an apocalyptic number.

50738515 is a deficient number, since it is larger than the sum of its proper divisors (10147709).

50738515 is a wasteful number, since it uses less digits than its factorization.

50738515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10147708.

The product of its (nonzero) digits is 21000, while the sum is 34.

The square root of 50738515 is about 7123.0972898031. The cubic root of 50738515 is about 370.2081006123.

The spelling of 50738515 in words is "fifty million, seven hundred thirty-eight thousand, five hundred fifteen".