730564147 has 4 divisors (see below), whose sum is σ = 732213720. Its totient is φ = 728914576.

The previous prime is 730564139. The next prime is 730564151. The reversal of 730564147 is 741465037.

730564147 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, and also an emirpimes, since its reverse is a distinct semiprime: 741465037 = 31 ⋅23918227.

It is a cyclic number.

It is not a de Polignac number, because 730564147 - 2³ = 730564139 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (730564187) 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, 824122 + ... + 825007.

It is an arithmetic number, because the mean of its divisors is an integer number (183053430).

Almost surely, 2^730564147 is an apocalyptic number.

730564147 is a deficient number, since it is larger than the sum of its proper divisors (1649573).

730564147 is a wasteful number, since it uses less digits than its factorization.

730564147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1649572.

The product of its (nonzero) digits is 70560, while the sum is 37.

The square root of 730564147 is about 27028.9501645920. The cubic root of 730564147 is about 900.6432220783.

The spelling of 730564147 in words is "seven hundred thirty million, five hundred sixty-four thousand, one hundred forty-seven".