48639996 has 18 divisors (see below), whose sum is σ = 122951192. Its totient is φ = 16213320.

The previous prime is 48639979. The next prime is 48640001. The reversal of 48639996 is 69993684.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 675520 + ... + 675591.

Almost surely, 2^48639996 is an apocalyptic number.

It is an amenable number.

48639996 is an abundant number, since it is smaller than the sum of its proper divisors (74311196).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

48639996 is a wasteful number, since it uses less digits than its factorization.

48639996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1351121 (or 1351116 counting only the distinct ones).

The product of its digits is 2519424, while the sum is 54.

The square root of 48639996 is about 6974.2380228954. The cubic root of 48639996 is about 365.0322008246.

The spelling of 48639996 in words is "forty-eight million, six hundred thirty-nine thousand, nine hundred ninety-six".