326634031 has 2 divisors, whose sum is σ = 326634032. Its totient is φ = 326634030.

The previous prime is 326634013. The next prime is 326634041. The reversal of 326634031 is 130436623.

Together with previous prime (326634013) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-326634031 is a prime.

It is a super-2 number, since 2×326634031² = 213379580414617922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (326634001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 163317015 + 163317016.

It is an arithmetic number, because the mean of its divisors is an integer number (163317016).

Almost surely, 2^326634031 is an apocalyptic number.

326634031 is the 8083-rd centered decagonal number.

326634031 is a deficient number, since it is larger than the sum of its proper divisors (1).

326634031 is an equidigital number, since it uses as much as digits as its factorization.

326634031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7776, while the sum is 28.

The square root of 326634031 is about 18073.0194212257. The cubic root of 326634031 is about 688.6847668627.

The spelling of 326634031 in words is "three hundred twenty-six million, six hundred thirty-four thousand, thirty-one".