732746256 has 160 divisors (see below), whose sum is σ = 2159861760. Its totient is φ = 212044800.

The previous prime is 732746249. The next prime is 732746279. The reversal of 732746256 is 652647237.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1456501 + ... + 1457003.

It is an arithmetic number, because the mean of its divisors is an integer number (13499136).

Almost surely, 2^732746256 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 732746256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1079930880).

732746256 is an abundant number, since it is smaller than the sum of its proper divisors (1427115504).

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

732746256 is a wasteful number, since it uses less digits than its factorization.

732746256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 645 (or 639 counting only the distinct ones).

The product of its digits is 423360, while the sum is 42.

The square root of 732746256 is about 27069.2862114981. The cubic root of 732746256 is about 901.5390358231.

The spelling of 732746256 in words is "seven hundred thirty-two million, seven hundred forty-six thousand, two hundred fifty-six".