49899740 has 24 divisors (see below), whose sum is σ = 114316272. Its totient is φ = 18145280.

The previous prime is 49899713. The next prime is 49899763. The reversal of 49899740 is 4799894.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113189 + ... + 113628.

It is an arithmetic number, because the mean of its divisors is an integer number (4763178).

Almost surely, 2^49899740 is an apocalyptic number.

It is an amenable number.

49899740 is an abundant number, since it is smaller than the sum of its proper divisors (64416532).

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

49899740 is a wasteful number, since it uses less digits than its factorization.

49899740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226837 (or 226835 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 50.

The square root of 49899740 is about 7063.9748017671. The cubic root of 49899740 is about 368.1567444278.

The spelling of 49899740 in words is "forty-nine million, eight hundred ninety-nine thousand, seven hundred forty".