747260330 has 32 divisors (see below), whose sum is σ = 1433797200. Its totient is φ = 279424000.

The previous prime is 747260281. The next prime is 747260341. The reversal of 747260330 is 33062747.

It can be written as a sum of positive squares in 8 ways, for example, as 232288081 + 514972249 = 15241^2 + 22693^2 .

It is a Curzon 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 15 ways as a sum of consecutive naturals, for example, 10580 + ... + 40080.

Almost surely, 2^747260330 is an apocalyptic number.

747260330 is a deficient number, since it is larger than the sum of its proper divisors (686536870).

747260330 is a wasteful number, since it uses less digits than its factorization.

747260330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29674.

The product of its (nonzero) digits is 21168, while the sum is 32.

The square root of 747260330 is about 27336.0628108731. The cubic root of 747260330 is about 907.4526553378.

The spelling of 747260330 in words is "seven hundred forty-seven million, two hundred sixty thousand, three hundred thirty".