49793668 has 6 divisors (see below), whose sum is σ = 87138926. Its totient is φ = 24896832.

The previous prime is 49793647. The next prime is 49793669. The reversal of 49793668 is 86639794.

It can be written as a sum of positive squares in only one way, i.e., 42406144 + 7387524 = 6512^2 + 2718^2 .

It is not an unprimeable number, because it can be changed into a prime (49793669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6224205 + ... + 6224212.

Almost surely, 2^49793668 is an apocalyptic number.

It is an amenable number.

49793668 is a deficient number, since it is larger than the sum of its proper divisors (37345258).

49793668 is a wasteful number, since it uses less digits than its factorization.

49793668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12448421 (or 12448419 counting only the distinct ones).

The product of its digits is 1959552, while the sum is 52.

The square root of 49793668 is about 7056.4628532998. The cubic root of 49793668 is about 367.8956954706.

The spelling of 49793668 in words is "forty-nine million, seven hundred ninety-three thousand, six hundred sixty-eight".