49666775 has 24 divisors (see below), whose sum is σ = 68058144. Its totient is φ = 35763200.

The previous prime is 49666753. The next prime is 49666781. The reversal of 49666775 is 57766694.

It is not a de Polignac number, because 49666775 - 2⁶ = 49666711 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7235 + ... + 12315.

It is an arithmetic number, because the mean of its divisors is an integer number (2835756).

Almost surely, 2^49666775 is an apocalyptic number.

49666775 is a deficient number, since it is larger than the sum of its proper divisors (18391369).

49666775 is a wasteful number, since it uses less digits than its factorization.

49666775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5131 (or 5126 counting only the distinct ones).

The product of its digits is 1905120, while the sum is 50.

The square root of 49666775 is about 7047.4658566041. The cubic root of 49666775 is about 367.5829174126.

The spelling of 49666775 in words is "forty-nine million, six hundred sixty-six thousand, seven hundred seventy-five".