49776988 has 24 divisors (see below), whose sum is σ = 90493200. Its totient is φ = 23937408.

The previous prime is 49776983. The next prime is 49776989. The reversal of 49776988 is 88967794.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49776983) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11283 + ... + 15061.

It is an arithmetic number, because the mean of its divisors is an integer number (3770550).

Almost surely, 2^49776988 is an apocalyptic number.

It is an amenable number.

49776988 is a deficient number, since it is larger than the sum of its proper divisors (40716212).

49776988 is a wasteful number, since it uses less digits than its factorization.

49776988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3909 (or 3907 counting only the distinct ones).

The product of its digits is 6096384, while the sum is 58.

The square root of 49776988 is about 7055.2808590445. The cubic root of 49776988 is about 367.8546113611.

The spelling of 49776988 in words is "forty-nine million, seven hundred seventy-six thousand, nine hundred eighty-eight".