49699998 has 12 divisors (see below), whose sum is σ = 107683368. Its totient is φ = 16566660.

The previous prime is 49699963. The next prime is 49700011. The reversal of 49699998 is 89999694.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1380538 + ... + 1380573.

It is an arithmetic number, because the mean of its divisors is an integer number (8973614).

Almost surely, 2^49699998 is an apocalyptic number.

49699998 is an abundant number, since it is smaller than the sum of its proper divisors (57983370).

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

49699998 is a wasteful number, since it uses less digits than its factorization.

49699998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2761119 (or 2761116 counting only the distinct ones).

The product of its digits is 11337408, while the sum is 63.

The square root of 49699998 is about 7049.8225509583. The cubic root of 49699998 is about 367.6648600881.

The spelling of 49699998 in words is "forty-nine million, six hundred ninety-nine thousand, nine hundred ninety-eight".