745182464 has 108 divisors (see below), whose sum is σ = 1662317748. Its totient is φ = 331407360.

The previous prime is 745182439. The next prime is 745182469. The reversal of 745182464 is 464281547.

It can be written as a sum of positive squares in 2 ways, for example, as 130142464 + 615040000 = 11408^2 + 24800^2 .

It is a super-2 number, since 2×745182464² = 1110593809306222592, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (745182469) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3198092 + ... + 3198324.

It is an arithmetic number, because the mean of its divisors is an integer number (15391831).

Almost surely, 2^745182464 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 745182464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (831158874).

745182464 is an abundant number, since it is smaller than the sum of its proper divisors (917135284).

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

745182464 is a wasteful number, since it uses less digits than its factorization.

745182464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324 (or 279 counting only the distinct ones).

The product of its digits is 215040, while the sum is 41.

The square root of 745182464 is about 27298.0304051410. The cubic root of 745182464 is about 906.6107731788.

The spelling of 745182464 in words is "seven hundred forty-five million, one hundred eighty-two thousand, four hundred sixty-four".