50533515 has 24 divisors (see below), whose sum is σ = 90614160. Its totient is φ = 26021184.

The previous prime is 50533493. The next prime is 50533517. The reversal of 50533515 is 51533505.

It is not a de Polignac number, because 50533515 - 2⁶ = 50533451 is a prime.

It is a super-2 number, since 2×50533515² = 5107272276510450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (50533517) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18057 + ... + 20666.

It is an arithmetic number, because the mean of its divisors is an integer number (3775590).

Almost surely, 2^50533515 is an apocalyptic number.

50533515 is a deficient number, since it is larger than the sum of its proper divisors (40080645).

50533515 is a wasteful number, since it uses less digits than its factorization.

50533515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38763 (or 38760 counting only the distinct ones).

The product of its (nonzero) digits is 5625, while the sum is 27.

The square root of 50533515 is about 7108.6929178295. The cubic root of 50533515 is about 369.7088408228.

The spelling of 50533515 in words is "fifty million, five hundred thirty-three thousand, five hundred fifteen".