798542 has 4 divisors (see below), whose sum is σ = 1197816. Its totient is φ = 399270.

The previous prime is 798533. The next prime is 798569. The reversal of 798542 is 245897.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 199634 + ... + 199637.

It is an arithmetic number, because the mean of its divisors is an integer number (299454).

2⁷⁹⁸⁵⁴² is an apocalyptic number.

798542 is a deficient number, since it is larger than the sum of its proper divisors (399274).

798542 is a wasteful number, since it uses less digits than its factorization.

798542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399273.

The product of its digits is 20160, while the sum is 35.

The square root of 798542 is about 893.6117725276. The cubic root of 798542 is about 92.7753470730.

The spelling of 798542 in words is "seven hundred ninety-eight thousand, five hundred forty-two".