49115816 has 16 divisors (see below), whose sum is σ = 92188800. Its totient is φ = 24532144.

The previous prime is 49115813. The next prime is 49115819. The reversal of 49115816 is 61851194.

It is an interprime number because it is at equal distance from previous prime (49115813) and next prime (49115819).

It is not an unprimeable number, because it can be changed into a prime (49115813) 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, 6665 + ... + 11943.

It is an arithmetic number, because the mean of its divisors is an integer number (5761800).

Almost surely, 2^49115816 is an apocalyptic number.

It is an amenable number.

49115816 is a deficient number, since it is larger than the sum of its proper divisors (43072984).

49115816 is a wasteful number, since it uses less digits than its factorization.

49115816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6448 (or 6444 counting only the distinct ones).

The product of its digits is 8640, while the sum is 35.

The square root of 49115816 is about 7008.2676889514. The cubic root of 49115816 is about 366.2186476596.

The spelling of 49115816 in words is "forty-nine million, one hundred fifteen thousand, eight hundred sixteen".