747064273 has 4 divisors (see below), whose sum is σ = 772825140. Its totient is φ = 721303408.

The previous prime is 747064243. The next prime is 747064277. The reversal of 747064273 is 372460747.

747064273 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 621355329 + 125708944 = 24927^2 + 11212^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-747064273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (747064277) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12880390 + ... + 12880447.

It is an arithmetic number, because the mean of its divisors is an integer number (193206285).

Almost surely, 2^747064273 is an apocalyptic number.

It is an amenable number.

747064273 is a deficient number, since it is larger than the sum of its proper divisors (25760867).

747064273 is a wasteful number, since it uses less digits than its factorization.

747064273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25760866.

The product of its (nonzero) digits is 197568, while the sum is 40.

The square root of 747064273 is about 27332.4765251889. The cubic root of 747064273 is about 907.3732862969.

The spelling of 747064273 in words is "seven hundred forty-seven million, sixty-four thousand, two hundred seventy-three".