48191916 has 12 divisors (see below), whose sum is σ = 112447832. Its totient is φ = 16063968.

The previous prime is 48191909. The next prime is 48191917. The reversal of 48191916 is 61919184.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (48191917) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2007985 + ... + 2008008.

Almost surely, 2^48191916 is an apocalyptic number.

It is an amenable number.

48191916 is an abundant number, since it is smaller than the sum of its proper divisors (64255916).

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

48191916 is a wasteful number, since it uses less digits than its factorization.

48191916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4016000 (or 4015998 counting only the distinct ones).

The product of its digits is 15552, while the sum is 39.

The square root of 48191916 is about 6942.0397578810. The cubic root of 48191916 is about 363.9078279684.

The spelling of 48191916 in words is "forty-eight million, one hundred ninety-one thousand, nine hundred sixteen".