31796623 has 2 divisors, whose sum is σ = 31796624. Its totient is φ = 31796622.

The previous prime is 31796599. The next prime is 31796627. The reversal of 31796623 is 32669713.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 31796623 - 2⁵ = 31796591 is a prime.

It is a super-2 number, since 2×31796623² = 2022050468408258, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31796627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15898311 + 15898312.

It is an arithmetic number, because the mean of its divisors is an integer number (15898312).

Almost surely, 2^31796623 is an apocalyptic number.

31796623 is a deficient number, since it is larger than the sum of its proper divisors (1).

31796623 is an equidigital number, since it uses as much as digits as its factorization.

31796623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 40824, while the sum is 37.

The square root of 31796623 is about 5638.8494393803. The cubic root of 31796623 is about 316.8061953298.

The spelling of 31796623 in words is "thirty-one million, seven hundred ninety-six thousand, six hundred twenty-three".