49920994 has 16 divisors (see below), whose sum is σ = 78556032. Its totient is φ = 23747328.

The previous prime is 49920989. The next prime is 49921007. The reversal of 49920994 is 49902994.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6067 + ... + 11689.

It is an arithmetic number, because the mean of its divisors is an integer number (4909752).

Almost surely, 2^49920994 is an apocalyptic number.

49920994 is a deficient number, since it is larger than the sum of its proper divisors (28635038).

49920994 is a wasteful number, since it uses less digits than its factorization.

49920994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5841.

The product of its (nonzero) digits is 209952, while the sum is 46.

The square root of 49920994 is about 7065.4790354229. The cubic root of 49920994 is about 368.2090071768.

The spelling of 49920994 in words is "forty-nine million, nine hundred twenty thousand, nine hundred ninety-four".