730417812 has 24 divisors (see below), whose sum is σ = 1704847200. Its totient is φ = 243395616.

The previous prime is 730417789. The next prime is 730417813. The reversal of 730417812 is 218714037.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (730417813) 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 in 7 ways as a sum of consecutive naturals, for example, 40239 + ... + 55497.

It is an arithmetic number, because the mean of its divisors is an integer number (71035300).

Almost surely, 2^730417812 is an apocalyptic number.

It is an amenable number.

730417812 is an abundant number, since it is smaller than the sum of its proper divisors (974429388).

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

730417812 is a wasteful number, since it uses less digits than its factorization.

730417812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19255 (or 19253 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 33.

The square root of 730417812 is about 27026.2430241423. The cubic root of 730417812 is about 900.5830838837.

The spelling of 730417812 in words is "seven hundred thirty million, four hundred seventeen thousand, eight hundred twelve".