2698231 has 2 divisors, whose sum is σ = 2698232. Its totient is φ = 2698230.

The previous prime is 2698229. The next prime is 2698253. The reversal of 2698231 is 1328962.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2698231 - 2¹ = 2698229 is a prime.

It is a super-2 number, since 2×2698231² = 14560901058722, which contains 22 as substring.

Together with 2698229, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 2698193 and 2698202.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2698211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1349115 + 1349116.

It is an arithmetic number, because the mean of its divisors is an integer number (1349116).

2^2698231 is an apocalyptic number.

2698231 is a deficient number, since it is larger than the sum of its proper divisors (1).

2698231 is an equidigital number, since it uses as much as digits as its factorization.

2698231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5184, while the sum is 31.

The square root of 2698231 is about 1642.6292947589. The cubic root of 2698231 is about 139.2172473620.

The spelling of 2698231 in words is "two million, six hundred ninety-eight thousand, two hundred thirty-one".