49656537 has 16 divisors (see below), whose sum is σ = 84074880. Its totient is φ = 28375056.

The previous prime is 49656527. The next prime is 49656587. The reversal of 49656537 is 73565694.

It is not a de Polignac number, because 49656537 - 2¹⁶ = 49591001 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 49656492 and 49656501.

It is not an unprimeable number, because it can be changed into a prime (49656527) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131178 + ... + 131555.

It is an arithmetic number, because the mean of its divisors is an integer number (5254680).

Almost surely, 2^49656537 is an apocalyptic number.

It is an amenable number.

49656537 is a deficient number, since it is larger than the sum of its proper divisors (34418343).

49656537 is a wasteful number, since it uses less digits than its factorization.

49656537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262749 (or 262743 counting only the distinct ones).

The product of its digits is 680400, while the sum is 45.

The square root of 49656537 is about 7046.7394587852. The cubic root of 49656537 is about 367.5576585917.

The spelling of 49656537 in words is "forty-nine million, six hundred fifty-six thousand, five hundred thirty-seven".