745364736 has 54 divisors (see below), whose sum is σ = 2149076930. Its totient is φ = 248454144.

The previous prime is 745364729. The next prime is 745364743. The reversal of 745364736 is 637463547.

745364736 is a `hidden beast` number, since 74 + 536 + 47 + 3 + 6 = 666.

It is an interprime number because it is at equal distance from previous prime (745364729) and next prime (745364743).

It can be written as a sum of positive squares in only one way, i.e., 416160000 + 329204736 = 20400^2 + 18144^2 .

It is a junction number, because it is equal to n+sod(n) for n = 745364691 and 745364700.

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 159451 + ... + 164058.

Almost surely, 2^745364736 is an apocalyptic number.

It is an amenable number.

745364736 is an abundant number, since it is smaller than the sum of its proper divisors (1403712194).

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

745364736 is a wasteful number, since it uses less digits than its factorization.

745364736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323531 (or 323514 counting only the distinct ones).

The product of its digits is 1270080, while the sum is 45.

The square root of 745364736 is about 27301.3687568957. The cubic root of 745364736 is about 906.6846863008.

The spelling of 745364736 in words is "seven hundred forty-five million, three hundred sixty-four thousand, seven hundred thirty-six".