730998 has 16 divisors (see below), whose sum is σ = 1624560. Its totient is φ = 243648.

The previous prime is 730993. The next prime is 730999. The reversal of 730998 is 899037.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (730993) by changing a digit.

730998 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 7 ways as a sum of consecutive naturals, for example, 6715 + ... + 6822.

It is an arithmetic number, because the mean of its divisors is an integer number (101535).

2⁷³⁰⁹⁹⁸ is an apocalyptic number.

730998 is an abundant number, since it is smaller than the sum of its proper divisors (893562).

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

730998 is a wasteful number, since it uses less digits than its factorization.

730998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13548 (or 13542 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 36.

The square root of 730998 is about 854.9842103805. The cubic root of 730998 is about 90.0821472198.

It can be divided in two parts, 730 and 998, that added together give a cube (1728 = 12³).

The spelling of 730998 in words is "seven hundred thirty thousand, nine hundred ninety-eight".