730322090 has 16 divisors (see below), whose sum is σ = 1315627488. Its totient is φ = 291896016.

The previous prime is 730322083. The next prime is 730322107. The reversal of 730322090 is 90223037.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15632 + ... + 41291.

It is an arithmetic number, because the mean of its divisors is an integer number (82226718).

Almost surely, 2^730322090 is an apocalyptic number.

730322090 is a deficient number, since it is larger than the sum of its proper divisors (585305398).

730322090 is a wasteful number, since it uses less digits than its factorization.

730322090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58213.

The product of its (nonzero) digits is 2268, while the sum is 26.

The square root of 730322090 is about 27024.4720577480. The cubic root of 730322090 is about 900.5437413875.

The spelling of 730322090 in words is "seven hundred thirty million, three hundred twenty-two thousand, ninety".