730190 has 8 divisors (see below), whose sum is σ = 1314360. Its totient is φ = 292072.

The previous prime is 730187. The next prime is 730199. The reversal of 730190 is 91037.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×730190² = 1066354872200, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (730199) 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, 36500 + ... + 36519.

It is an arithmetic number, because the mean of its divisors is an integer number (164295).

2⁷³⁰¹⁹⁰ is an apocalyptic number.

730190 is a deficient number, since it is larger than the sum of its proper divisors (584170).

730190 is a wasteful number, since it uses less digits than its factorization.

730190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73026.

The product of its (nonzero) digits is 189, while the sum is 20.

The square root of 730190 is about 854.5115563876. The cubic root of 730190 is about 90.0489445711.

The spelling of 730190 in words is "seven hundred thirty thousand, one hundred ninety".