745023332 has 24 divisors (see below), whose sum is σ = 1359300096. Its totient is φ = 356979168.

The previous prime is 745023329. The next prime is 745023343. The reversal of 745023332 is 233320547.

It is a junction number, because it is equal to n+sod(n) for n = 745023295 and 745023304.

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 7 ways as a sum of consecutive naturals, for example, 31748 + ... + 49979.

It is an arithmetic number, because the mean of its divisors is an integer number (56637504).

Almost surely, 2^745023332 is an apocalyptic number.

It is an amenable number.

745023332 is a deficient number, since it is larger than the sum of its proper divisors (614276764).

745023332 is a wasteful number, since it uses less digits than its factorization.

745023332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81827 (or 81825 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 29.

The square root of 745023332 is about 27295.1155337361. The cubic root of 745023332 is about 906.5462337032.

Adding to 745023332 its reverse (233320547), we get a palindrome (978343879).

The spelling of 745023332 in words is "seven hundred forty-five million, twenty-three thousand, three hundred thirty-two".