49166977 has 4 divisors (see below), whose sum is σ = 50862420. Its totient is φ = 47471536.

The previous prime is 49166963. The next prime is 49166981. The reversal of 49166977 is 77966194.

49166977 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 39488656 + 9678321 = 6284^2 + 3111^2 .

It is a cyclic number.

It is not a de Polignac number, because 49166977 - 2²³ = 40778369 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 49166977.

It is not an unprimeable number, because it can be changed into a prime (49166917) 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 3 ways as a sum of consecutive naturals, for example, 847678 + ... + 847735.

It is an arithmetic number, because the mean of its divisors is an integer number (12715605).

Almost surely, 2^49166977 is an apocalyptic number.

It is an amenable number.

49166977 is a deficient number, since it is larger than the sum of its proper divisors (1695443).

49166977 is a wasteful number, since it uses less digits than its factorization.

49166977 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1695442.

The product of its digits is 571536, while the sum is 49.

The square root of 49166977 is about 7011.9167850168. The cubic root of 49166977 is about 366.3457595358.

The spelling of 49166977 in words is "forty-nine million, one hundred sixty-six thousand, nine hundred seventy-seven".