49411815 has 16 divisors (see below), whose sum is σ = 79155168. Its totient is φ = 26320896.

The previous prime is 49411807. The next prime is 49411819. The reversal of 49411815 is 51811494.

It is not a de Polignac number, because 49411815 - 2³ = 49411807 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49411819) 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, 15867 + ... + 18723.

It is an arithmetic number, because the mean of its divisors is an integer number (4947198).

Almost surely, 2^49411815 is an apocalyptic number.

49411815 is a deficient number, since it is larger than the sum of its proper divisors (29743353).

49411815 is a wasteful number, since it uses less digits than its factorization.

49411815 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4018.

The product of its digits is 5760, while the sum is 33.

The square root of 49411815 is about 7029.3538109843. The cubic root of 49411815 is about 366.9528532466.

The spelling of 49411815 in words is "forty-nine million, four hundred eleven thousand, eight hundred fifteen".