730494 has 12 divisors (see below), whose sum is σ = 1582776. Its totient is φ = 243492.

The previous prime is 730487. The next prime is 730537. The reversal of 730494 is 494037.

It is a Curzon number.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 730494.

It is an unprimeable number.

730494 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20274 + ... + 20309.

It is an arithmetic number, because the mean of its divisors is an integer number (131898).

2⁷³⁰⁴⁹⁴ is an apocalyptic number.

730494 is an abundant number, since it is smaller than the sum of its proper divisors (852282).

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

730494 is a wasteful number, since it uses less digits than its factorization.

730494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40591 (or 40588 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 27.

The square root of 730494 is about 854.6894172739. The cubic root of 730494 is about 90.0614395295.

The spelling of 730494 in words is "seven hundred thirty thousand, four hundred ninety-four".