745314672 has 80 divisors (see below), whose sum is σ = 2035742720. Its totient is φ = 234316800.

The previous prime is 745314659. The next prime is 745314719. The reversal of 745314672 is 276413547.

It is a self number, because there is not a number n which added to its sum of digits gives 745314672.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 218097 + ... + 221487.

It is an arithmetic number, because the mean of its divisors is an integer number (25446784).

Almost surely, 2^745314672 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 745314672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1017871360).

745314672 is an abundant number, since it is smaller than the sum of its proper divisors (1290428048).

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

745314672 is a wasteful number, since it uses less digits than its factorization.

745314672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3662 (or 3656 counting only the distinct ones).

The product of its digits is 141120, while the sum is 39.

The square root of 745314672 is about 27300.4518643923. The cubic root of 745314672 is about 906.6643860477.

The spelling of 745314672 in words is "seven hundred forty-five million, three hundred fourteen thousand, six hundred seventy-two".