812339241 has 16 divisors (see below), whose sum is σ = 1239936000. Its totient is φ = 463411728.

The previous prime is 812339233. The next prime is 812339261. The reversal of 812339241 is 142933218.

It is not a de Polignac number, because 812339241 - 2³ = 812339233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (812339201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19711 + ... + 44868.

It is an arithmetic number, because the mean of its divisors is an integer number (77496000).

Almost surely, 2^812339241 is an apocalyptic number.

It is an amenable number.

812339241 is a deficient number, since it is larger than the sum of its proper divisors (427596759).

812339241 is a wasteful number, since it uses less digits than its factorization.

812339241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65188.

The product of its digits is 10368, while the sum is 33.

The square root of 812339241 is about 28501.5655885778. The cubic root of 812339241 is about 933.0662431182.

The spelling of 812339241 in words is "eight hundred twelve million, three hundred thirty-nine thousand, two hundred forty-one".