732747228 has 24 divisors (see below), whose sum is σ = 1710655632. Its totient is φ = 244118784.

The previous prime is 732747227. The next prime is 732747229. The reversal of 732747228 is 822747237.

It is an interprime number because it is at equal distance from previous prime (732747227) and next prime (732747229).

It is a self number, because there is not a number n which added to its sum of digits gives 732747228.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (732747221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8676 + ... + 39252.

It is an arithmetic number, because the mean of its divisors is an integer number (71277318).

Almost surely, 2^732747228 is an apocalyptic number.

It is an amenable number.

732747228 is an abundant number, since it is smaller than the sum of its proper divisors (977908404).

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

732747228 is a wasteful number, since it uses less digits than its factorization.

732747228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32581 (or 32579 counting only the distinct ones).

The product of its digits is 263424, while the sum is 42.

The square root of 732747228 is about 27069.3041654195. The cubic root of 732747228 is about 901.5394344584.

Subtracting 732747228 from its reverse (822747237), we obtain a palindrome (90000009).

The spelling of 732747228 in words is "seven hundred thirty-two million, seven hundred forty-seven thousand, two hundred twenty-eight".