744138882 has 24 divisors (see below), whose sum is σ = 1612808496. Its totient is φ = 247968216.

The previous prime is 744138881. The next prime is 744138887. The reversal of 744138882 is 288831447.

It is not an unprimeable number, because it can be changed into a prime (744138881) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 95373 + ... + 102879.

It is an arithmetic number, because the mean of its divisors is an integer number (67200354).

Almost surely, 2^744138882 is an apocalyptic number.

744138882 is an abundant number, since it is smaller than the sum of its proper divisors (868669614).

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

744138882 is a wasteful number, since it uses less digits than its factorization.

744138882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13022 (or 13019 counting only the distinct ones).

The product of its digits is 344064, while the sum is 45.

The square root of 744138882 is about 27278.9091057542. The cubic root of 744138882 is about 906.1873580039.

The spelling of 744138882 in words is "seven hundred forty-four million, one hundred thirty-eight thousand, eight hundred eighty-two".