49434816 has 28 divisors (see below), whose sum is σ = 130796792. Its totient is φ = 16478208.

The previous prime is 49434799. The next prime is 49434823. The reversal of 49434816 is 61843494.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 128545 + ... + 128928.

It is an arithmetic number, because the mean of its divisors is an integer number (4671314).

Almost surely, 2^49434816 is an apocalyptic number.

It is an amenable number.

49434816 is an abundant number, since it is smaller than the sum of its proper divisors (81361976).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49434816 is a wasteful number, since it uses less digits than its factorization.

49434816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257488 (or 257478 counting only the distinct ones).

The product of its digits is 82944, while the sum is 39.

The square root of 49434816 is about 7030.9896885147. The cubic root of 49434816 is about 367.0097827703.

The spelling of 49434816 in words is "forty-nine million, four hundred thirty-four thousand, eight hundred sixteen".