49977222 has 8 divisors (see below), whose sum is σ = 99954456. Its totient is φ = 16659072.

The previous prime is 49977211. The next prime is 49977227. The reversal of 49977222 is 22277994.

It is a sphenic number, since it is the product of 3 distinct primes.

49977222 is an admirable number.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49977227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4164763 + ... + 4164774.

It is an arithmetic number, because the mean of its divisors is an integer number (12494307).

Almost surely, 2^49977222 is an apocalyptic number.

49977222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

49977222 is a wasteful number, since it uses less digits than its factorization.

49977222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8329542.

The product of its digits is 127008, while the sum is 42.

The square root of 49977222 is about 7069.4569805608. The cubic root of 49977222 is about 368.3471981204.

The spelling of 49977222 in words is "forty-nine million, nine hundred seventy-seven thousand, two hundred twenty-two".