49902784 has 14 divisors (see below), whose sum is σ = 99025964. Its totient is φ = 24951360.

The previous prime is 49902763. The next prime is 49902791. The reversal of 49902784 is 48720994.

49902784 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a zygodrome in base 7.

It is a self number, because there is not a number n which added to its sum of digits gives 49902784.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 389802 + ... + 389929.

Almost surely, 2^49902784 is an apocalyptic number.

It is an amenable number.

49902784 is a deficient number, since it is larger than the sum of its proper divisors (49123180).

49902784 is an equidigital number, since it uses as much as digits as its factorization.

49902784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 779743 (or 779733 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 43.

The square root of 49902784 is about 7064.1902579135. The cubic root of 49902784 is about 368.1642304143.

The spelling of 49902784 in words is "forty-nine million, nine hundred two thousand, seven hundred eighty-four".