38426923 has 2 divisors, whose sum is σ = 38426924. Its totient is φ = 38426922.

The previous prime is 38426917. The next prime is 38426939. The reversal of 38426923 is 32962483.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 38426923 - 2²¹ = 36329771 is a prime.

It is a super-2 number, since 2×38426923² = 2953256822495858, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (38426903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19213461 + 19213462.

It is an arithmetic number, because the mean of its divisors is an integer number (19213462).

Almost surely, 2^38426923 is an apocalyptic number.

38426923 is a deficient number, since it is larger than the sum of its proper divisors (1).

38426923 is an equidigital number, since it uses as much as digits as its factorization.

38426923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 62208, while the sum is 37.

The square root of 38426923 is about 6198.9453135191. The cubic root of 38426923 is about 337.4518940122.

The spelling of 38426923 in words is "thirty-eight million, four hundred twenty-six thousand, nine hundred twenty-three".