38238623 has 2 divisors, whose sum is σ = 38238624. Its totient is φ = 38238622.

The previous prime is 38238587. The next prime is 38238631. The reversal of 38238623 is 32683283.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 38238623 - 2¹⁰ = 38237599 is a prime.

It is a super-2 number, since 2×38238623² = 2924384577872258, which contains 22 as substring.

It is a plaindrome in base 16.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38238023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19119311 + 19119312.

It is an arithmetic number, because the mean of its divisors is an integer number (19119312).

Almost surely, 2^38238623 is an apocalyptic number.

38238623 is a deficient number, since it is larger than the sum of its proper divisors (1).

38238623 is an equidigital number, since it uses as much as digits as its factorization.

38238623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41472, while the sum is 35.

The square root of 38238623 is about 6183.7385940869. The cubic root of 38238623 is about 336.8997961584.

The spelling of 38238623 in words is "thirty-eight million, two hundred thirty-eight thousand, six hundred twenty-three".