801598 has 16 divisors (see below), whose sum is σ = 1419264. Its totient is φ = 332280.

The previous prime is 801571. The next prime is 801607. The reversal of 801598 is 895108.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is an unprimeable number.

801598 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, 490 + ... + 1357.

It is an arithmetic number, because the mean of its divisors is an integer number (88704).

2⁸⁰¹⁵⁹⁸ is an apocalyptic number.

801598 is a deficient number, since it is larger than the sum of its proper divisors (617666).

801598 is a wasteful number, since it uses less digits than its factorization.

801598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1887.

The product of its (nonzero) digits is 2880, while the sum is 31.

The square root of 801598 is about 895.3200545056. The cubic root of 801598 is about 92.8935460537.

The spelling of 801598 in words is "eight hundred one thousand, five hundred ninety-eight".