49534815 has 32 divisors (see below), whose sum is σ = 87526656. Its totient is φ = 23720960.

The previous prime is 49534811. The next prime is 49534831. The reversal of 49534815 is 51843594.

It is not a de Polignac number, because 49534815 - 2² = 49534811 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49534811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11887 + ... + 15503.

It is an arithmetic number, because the mean of its divisors is an integer number (2735208).

Almost surely, 2^49534815 is an apocalyptic number.

49534815 is a deficient number, since it is larger than the sum of its proper divisors (37991841).

49534815 is a wasteful number, since it uses less digits than its factorization.

49534815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3719.

The product of its digits is 86400, while the sum is 39.

The square root of 49534815 is about 7038.0973991555. The cubic root of 49534815 is about 367.2570841356.

The spelling of 49534815 in words is "forty-nine million, five hundred thirty-four thousand, eight hundred fifteen".