926881231 has 2 divisors, whose sum is σ = 926881232. Its totient is φ = 926881230.

The previous prime is 926881217. The next prime is 926881243. The reversal of 926881231 is 132188629.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 926881231 - 2⁹ = 926880719 is a prime.

It is a super-2 number, since 2×926881231² = 1718217632760150722, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (926851231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 463440615 + 463440616.

It is an arithmetic number, because the mean of its divisors is an integer number (463440616).

Almost surely, 2^926881231 is an apocalyptic number.

926881231 is a deficient number, since it is larger than the sum of its proper divisors (1).

926881231 is an equidigital number, since it uses as much as digits as its factorization.

926881231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41472, while the sum is 40.

The square root of 926881231 is about 30444.7241899151. The cubic root of 926881231 is about 975.0076636698.

The spelling of 926881231 in words is "nine hundred twenty-six million, eight hundred eighty-one thousand, two hundred thirty-one".