49664968 has 8 divisors (see below), whose sum is σ = 93121830. Its totient is φ = 24832480.

The previous prime is 49664963. The next prime is 49664977. The reversal of 49664968 is 86946694.

It can be written as a sum of positive squares in only one way, i.e., 46212804 + 3452164 = 6798^2 + 1858^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (49664963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3104053 + ... + 3104068.

Almost surely, 2^49664968 is an apocalyptic number.

It is an amenable number.

49664968 is a deficient number, since it is larger than the sum of its proper divisors (43456862).

49664968 is a wasteful number, since it uses less digits than its factorization.

49664968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6208127 (or 6208123 counting only the distinct ones).

The product of its digits is 2239488, while the sum is 52.

The square root of 49664968 is about 7047.3376533270. The cubic root of 49664968 is about 367.5784595003.

The spelling of 49664968 in words is "forty-nine million, six hundred sixty-four thousand, nine hundred sixty-eight".