49920177 has 16 divisors (see below), whose sum is σ = 71209152. Its totient is φ = 30996480.

The previous prime is 49920173. The next prime is 49920187. The reversal of 49920177 is 77102994.

It is not a de Polignac number, because 49920177 - 2² = 49920173 is a prime.

It is a super-2 number, since 2×49920177² = 4984048143422658, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (49920173) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99 + ... + 9992.

It is an arithmetic number, because the mean of its divisors is an integer number (4450572).

Almost surely, 2^49920177 is an apocalyptic number.

It is an amenable number.

49920177 is a deficient number, since it is larger than the sum of its proper divisors (21288975).

49920177 is a wasteful number, since it uses less digits than its factorization.

49920177 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10208.

The product of its (nonzero) digits is 31752, while the sum is 39.

The square root of 49920177 is about 7065.4212188659. The cubic root of 49920177 is about 368.2069984802.

The spelling of 49920177 in words is "forty-nine million, nine hundred twenty thousand, one hundred seventy-seven".