747373306 has 4 divisors (see below), whose sum is σ = 1121059962. Its totient is φ = 373686652.

The previous prime is 747373301. The next prime is 747373307. The reversal of 747373306 is 603373747.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 737394025 + 9979281 = 27155^2 + 3159^2 .

It is not an unprimeable number, because it can be changed into a prime (747373301) by changing a digit.

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 as a sum of consecutive naturals, namely, 186843325 + ... + 186843328.

Almost surely, 2^747373306 is an apocalyptic number.

747373306 is a deficient number, since it is larger than the sum of its proper divisors (373686656).

747373306 is a wasteful number, since it uses less digits than its factorization.

747373306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 373686655.

The product of its (nonzero) digits is 222264, while the sum is 40.

The square root of 747373306 is about 27338.1291605699. The cubic root of 747373306 is about 907.4983846956.

The spelling of 747373306 in words is "seven hundred forty-seven million, three hundred seventy-three thousand, three hundred six".