801396243 has 12 divisors (see below), whose sum is σ = 1158271920. Its totient is φ = 533941296.

The previous prime is 801396227. The next prime is 801396251. The reversal of 801396243 is 342693108.

801396243 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 801396243 - 2⁴ = 801396227 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 801396198 and 801396207.

It is not an unprimeable number, because it can be changed into a prime (801496243) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10671 + ... + 41432.

It is an arithmetic number, because the mean of its divisors is an integer number (96522660).

Almost surely, 2^801396243 is an apocalyptic number.

801396243 is a deficient number, since it is larger than the sum of its proper divisors (356875677).

801396243 is a wasteful number, since it uses less digits than its factorization.

801396243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53818 (or 53815 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 801396243 is about 28308.9428096494. The cubic root of 801396243 is about 928.8575183272.

The spelling of 801396243 in words is "eight hundred one million, three hundred ninety-six thousand, two hundred forty-three".