755713730 has 8 divisors (see below), whose sum is σ = 1360284732. Its totient is φ = 302285488.

The previous prime is 755713727. The next prime is 755713759. The reversal of 755713730 is 37317557.

It can be written as a sum of positive squares in 2 ways, for example, as 755205361 + 508369 = 27481^2 + 713^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×755713730² = 1142206483421025800, which contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 37785677 + ... + 37785696.

Almost surely, 2^755713730 is an apocalyptic number.

755713730 is a deficient number, since it is larger than the sum of its proper divisors (604571002).

755713730 is a wasteful number, since it uses less digits than its factorization.

755713730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75571380.

The product of its (nonzero) digits is 77175, while the sum is 38.

The square root of 755713730 is about 27490.2479072125. The cubic root of 755713730 is about 910.8616923471.

The spelling of 755713730 in words is "seven hundred fifty-five million, seven hundred thirteen thousand, seven hundred thirty".