746880732 has 144 divisors (see below), whose sum is σ = 2126255040. Its totient is φ = 219469824.

The previous prime is 746880727. The next prime is 746880749. The reversal of 746880732 is 237088647.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1533393 + ... + 1533879.

It is an arithmetic number, because the mean of its divisors is an integer number (14765660).

Almost surely, 2^746880732 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 746880732, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1063127520).

746880732 is an abundant number, since it is smaller than the sum of its proper divisors (1379374308).

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

746880732 is a wasteful number, since it uses less digits than its factorization.

746880732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 652 (or 647 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 45.

The square root of 746880732 is about 27329.1187563741. The cubic root of 746880732 is about 907.2989714769.

The spelling of 746880732 in words is "seven hundred forty-six million, eight hundred eighty thousand, seven hundred thirty-two".