49039992 has 40 divisors (see below), whose sum is σ = 137359200. Its totient is φ = 16346448.

The previous prime is 49039973. The next prime is 49039993. The reversal of 49039992 is 29993094.

49039992 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 congruent number.

It is not an unprimeable number, because it can be changed into a prime (49039993) by changing a digit.

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 in 9 ways as a sum of consecutive naturals, for example, 37192 + ... + 38487.

It is an arithmetic number, because the mean of its divisors is an integer number (3433980).

Almost surely, 2^49039992 is an apocalyptic number.

It is an amenable number.

49039992 is an abundant number, since it is smaller than the sum of its proper divisors (88319208).

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

49039992 is a wasteful number, since it uses less digits than its factorization.

49039992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75697 (or 75684 counting only the distinct ones).

The product of its (nonzero) digits is 157464, while the sum is 45.

The square root of 49039992 is about 7002.8559888091. The cubic root of 49039992 is about 366.0300969606.

The spelling of 49039992 in words is "forty-nine million, thirty-nine thousand, nine hundred ninety-two".