49207666 has 8 divisors (see below), whose sum is σ = 74194524. Its totient is φ = 24476160.

The previous prime is 49207657. The next prime is 49207679. The reversal of 49207666 is 66670294.

It can be written as a sum of positive squares in 2 ways, for example, as 49070025 + 137641 = 7005^2 + 371^2 .

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

It is a super-3 number, since 3×49207666³ (a number of 24 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63355 + ... + 64126.

Almost surely, 2^49207666 is an apocalyptic number.

49207666 is a deficient number, since it is larger than the sum of its proper divisors (24986858).

49207666 is a wasteful number, since it uses less digits than its factorization.

49207666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127676.

The product of its (nonzero) digits is 108864, while the sum is 40.

The square root of 49207666 is about 7014.8176027606. The cubic root of 49207666 is about 366.4467903051.

The spelling of 49207666 in words is "forty-nine million, two hundred seven thousand, six hundred sixty-six".