747056730 has 64 divisors (see below), whose sum is σ = 2087762688. Its totient is φ = 167531520.

The previous prime is 747056729. The next prime is 747056743. The reversal of 747056730 is 37650747.

747056730 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22431 + ... + 44690.

It is an arithmetic number, because the mean of its divisors is an integer number (32621292).

Almost surely, 2^747056730 is an apocalyptic number.

747056730 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

747056730 is an abundant number, since it is smaller than the sum of its proper divisors (1340705958).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

747056730 is a wasteful number, since it uses less digits than its factorization.

747056730 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67191.

The product of its (nonzero) digits is 123480, while the sum is 39.

The square root of 747056730 is about 27332.3385388078. The cubic root of 747056730 is about 907.3702324143.

The spelling of 747056730 in words is "seven hundred forty-seven million, fifty-six thousand, seven hundred thirty".