49516057 has 4 divisors (see below), whose sum is σ = 50112720. Its totient is φ = 48919396.

The previous prime is 49516043. The next prime is 49516067. The reversal of 49516057 is 75061594.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 75061594 = 2 ⋅37530797.

It is a cyclic number.

It is not a de Polignac number, because 49516057 - 2⁷ = 49515929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49516037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 298207 + ... + 298372.

It is an arithmetic number, because the mean of its divisors is an integer number (12528180).

Almost surely, 2^49516057 is an apocalyptic number.

It is an amenable number.

49516057 is a deficient number, since it is larger than the sum of its proper divisors (596663).

49516057 is an equidigital number, since it uses as much as digits as its factorization.

49516057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 596662.

The product of its (nonzero) digits is 37800, while the sum is 37.

The square root of 49516057 is about 7036.7646685107. The cubic root of 49516057 is about 367.2107202590.

The spelling of 49516057 in words is "forty-nine million, five hundred sixteen thousand, fifty-seven".