49566164 has 6 divisors (see below), whose sum is σ = 86740794. Its totient is φ = 24783080.

The previous prime is 49566163. The next prime is 49566217. The reversal of 49566164 is 46166594.

49566164 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 46648900 + 2917264 = 6830^2 + 1708^2 .

It is a super-2 number, since 2×49566164² = 4913609227349792, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49566161) 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 as a sum of consecutive naturals, namely, 6195767 + ... + 6195774.

It is an arithmetic number, because the mean of its divisors is an integer number (14456799).

Almost surely, 2^49566164 is an apocalyptic number.

It is an amenable number.

49566164 is a deficient number, since it is larger than the sum of its proper divisors (37174630).

49566164 is a wasteful number, since it uses less digits than its factorization.

49566164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12391545 (or 12391543 counting only the distinct ones).

The product of its digits is 155520, while the sum is 41.

The square root of 49566164 is about 7040.3241402651. The cubic root of 49566164 is about 367.3345428847.

The spelling of 49566164 in words is "forty-nine million, five hundred sixty-six thousand, one hundred sixty-four".