730764544 has 18 divisors (see below), whose sum is σ = 1458675050. Its totient is φ = 365382144.

The previous prime is 730764539. The next prime is 730764553. The reversal of 730764544 is 445467037.

It can be written as a sum of positive squares in only one way, i.e., 702886144 + 27878400 = 26512^2 + 5280^2 .

It is a junction number, because it is equal to n+sod(n) for n = 730764497 and 730764506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1427019 + ... + 1427530.

Almost surely, 2^730764544 is an apocalyptic number.

It is an amenable number.

730764544 is a deficient number, since it is larger than the sum of its proper divisors (727910506).

730764544 is an equidigital number, since it uses as much as digits as its factorization.

730764544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2854565 (or 2854551 counting only the distinct ones).

The product of its (nonzero) digits is 282240, while the sum is 40.

The square root of 730764544 is about 27032.6569911283. The cubic root of 730764544 is about 900.7255646991.

The spelling of 730764544 in words is "seven hundred thirty million, seven hundred sixty-four thousand, five hundred forty-four".