801238243 has 8 divisors (see below), whose sum is σ = 863427600. Its totient is φ = 739128288.

The previous prime is 801238241. The next prime is 801238267. The reversal of 801238243 is 342832108.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 801238243 - 2¹ = 801238241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (801238241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2013 + ... + 40081.

It is an arithmetic number, because the mean of its divisors is an integer number (107928450).

Almost surely, 2^801238243 is an apocalyptic number.

801238243 is a deficient number, since it is larger than the sum of its proper divisors (62189357).

801238243 is a wasteful number, since it uses less digits than its factorization.

801238243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39701.

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 801238243 is about 28306.1520344960. The cubic root of 801238243 is about 928.7964710675.

The spelling of 801238243 in words is "eight hundred one million, two hundred thirty-eight thousand, two hundred forty-three".