423626023 has 2 divisors, whose sum is σ = 423626024. Its totient is φ = 423626022.

The previous prime is 423626011. The next prime is 423626053. The reversal of 423626023 is 320626324.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-423626023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 423625982 and 423626000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (423626053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211813011 + 211813012.

It is an arithmetic number, because the mean of its divisors is an integer number (211813012).

Almost surely, 2^423626023 is an apocalyptic number.

423626023 is a deficient number, since it is larger than the sum of its proper divisors (1).

423626023 is an equidigital number, since it uses as much as digits as its factorization.

423626023 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 28.

The square root of 423626023 is about 20582.1773143659. The cubic root of 423626023 is about 751.0362109557.

The spelling of 423626023 in words is "four hundred twenty-three million, six hundred twenty-six thousand, twenty-three".