49992166 has 8 divisors (see below), whose sum is σ = 85700880. Its totient is φ = 21425208.

The previous prime is 49992157. The next prime is 49992167. The reversal of 49992166 is 66129994.

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

It is a super-2 number, since 2×49992166² = 4998433322743112, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49992167) 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, 1785421 + ... + 1785448.

It is an arithmetic number, because the mean of its divisors is an integer number (10712610).

Almost surely, 2^49992166 is an apocalyptic number.

49992166 is a deficient number, since it is larger than the sum of its proper divisors (35708714).

49992166 is a wasteful number, since it uses less digits than its factorization.

49992166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3570878.

The product of its digits is 209952, while the sum is 46.

The square root of 49992166 is about 7070.5138427133. The cubic root of 49992166 is about 368.3839083906.

It can be divided in two parts, 499 and 92166, that added together give a triangular number (92665 = T₄₃₀).

The spelling of 49992166 in words is "forty-nine million, nine hundred ninety-two thousand, one hundred sixty-six".