49816816 has 20 divisors (see below), whose sum is σ = 110308912. Its totient is φ = 21350016.

The previous prime is 49816807. The next prime is 49816829. The reversal of 49816816 is 61861894.

It is a congruent 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, 222285 + ... + 222508.

Almost surely, 2^49816816 is an apocalyptic number.

It is an amenable number.

49816816 is an abundant number, since it is smaller than the sum of its proper divisors (60492096).

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

49816816 is a wasteful number, since it uses less digits than its factorization.

49816816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444808 (or 444802 counting only the distinct ones).

The product of its digits is 82944, while the sum is 43.

The square root of 49816816 is about 7058.1028612510. The cubic root of 49816816 is about 367.9526955578.

The spelling of 49816816 in words is "forty-nine million, eight hundred sixteen thousand, eight hundred sixteen".