49977276 has 12 divisors (see below), whose sum is σ = 116613672. Its totient is φ = 16659088.

The previous prime is 49977271. The next prime is 49977289. The reversal of 49977276 is 67277994.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49977271) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2082375 + ... + 2082398.

It is an arithmetic number, because the mean of its divisors is an integer number (9717806).

Almost surely, 2^49977276 is an apocalyptic number.

It is an amenable number.

49977276 is an abundant number, since it is smaller than the sum of its proper divisors (66636396).

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

49977276 is a wasteful number, since it uses less digits than its factorization.

49977276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4164780 (or 4164778 counting only the distinct ones).

The product of its digits is 1333584, while the sum is 51.

The square root of 49977276 is about 7069.4607998064. The cubic root of 49977276 is about 368.3473307858.

The spelling of 49977276 in words is "forty-nine million, nine hundred seventy-seven thousand, two hundred seventy-six".