730233390 has 32 divisors (see below), whose sum is σ = 1758773376. Its totient is φ = 194038560.

The previous prime is 730233389. The next prime is 730233397. The reversal of 730233390 is 93332037.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (730233397) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34516 + ... + 51495.

It is an arithmetic number, because the mean of its divisors is an integer number (54961668).

Almost surely, 2^730233390 is an apocalyptic number.

730233390 is an abundant number, since it is smaller than the sum of its proper divisors (1028539986).

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

730233390 is a wasteful number, since it uses less digits than its factorization.

730233390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86304.

The product of its (nonzero) digits is 10206, while the sum is 30.

The square root of 730233390 is about 27022.8309027755. The cubic root of 730233390 is about 900.5072819198.

The spelling of 730233390 in words is "seven hundred thirty million, two hundred thirty-three thousand, three hundred ninety".