730855272 has 32 divisors (see below), whose sum is σ = 2088158400. Its totient is φ = 208815744.

The previous prime is 730855249. The next prime is 730855277. The reversal of 730855272 is 272558037.

It is a super-2 number, since 2×730855272² = 1068298857220387968, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 730855272.

It is not an unprimeable number, because it can be changed into a prime (730855277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2174997 + ... + 2175332.

It is an arithmetic number, because the mean of its divisors is an integer number (65254950).

Almost surely, 2^730855272 is an apocalyptic number.

It is an amenable number.

730855272 is an abundant number, since it is smaller than the sum of its proper divisors (1357303128).

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

730855272 is a wasteful number, since it uses less digits than its factorization.

730855272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4350345 (or 4350341 counting only the distinct ones).

The product of its (nonzero) digits is 117600, while the sum is 39.

The square root of 730855272 is about 27034.3350574783. The cubic root of 730855272 is about 900.7628396545.

The spelling of 730855272 in words is "seven hundred thirty million, eight hundred fifty-five thousand, two hundred seventy-two".