49998888 has 48 divisors (see below), whose sum is σ = 135794880. Its totient is φ = 16619424.

The previous prime is 49998869. The next prime is 49998911. The reversal of 49998888 is 88889994.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32881 + ... + 34367.

It is an arithmetic number, because the mean of its divisors is an integer number (2829060).

Almost surely, 2^49998888 is an apocalyptic number.

It is an amenable number.

49998888 is an abundant number, since it is smaller than the sum of its proper divisors (85795992).

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

49998888 is a wasteful number, since it uses less digits than its factorization.

49998888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1966 (or 1959 counting only the distinct ones).

The product of its digits is 11943936, while the sum is 63.

The square root of 49998888 is about 7070.9891811542. The cubic root of 49998888 is about 368.4004187484.

The spelling of 49998888 in words is "forty-nine million, nine hundred ninety-eight thousand, eight hundred eighty-eight".