798390 has 32 divisors (see below), whose sum is σ = 2129760. Its totient is φ = 212832.

The previous prime is 798383. The next prime is 798397. The reversal of 798390 is 93897.

It is an interprime number because it is at equal distance from previous prime (798383) and next prime (798397).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (798397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1209 + ... + 1748.

It is an arithmetic number, because the mean of its divisors is an integer number (66555).

2⁷⁹⁸³⁹⁰ is an apocalyptic number.

798390 is an abundant number, since it is smaller than the sum of its proper divisors (1331370).

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

798390 is a wasteful number, since it uses less digits than its factorization.

798390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2973 (or 2967 counting only the distinct ones).

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

The square root of 798390 is about 893.5267203615. The cubic root of 798390 is about 92.7694601994.

The spelling of 798390 in words is "seven hundred ninety-eight thousand, three hundred ninety".