38016623 has 2 divisors, whose sum is σ = 38016624. Its totient is φ = 38016622.

The previous prime is 38016619. The next prime is 38016647. The reversal of 38016623 is 32661083.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 38016623 - 2² = 38016619 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38016673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19008311 + 19008312.

It is an arithmetic number, because the mean of its divisors is an integer number (19008312).

Almost surely, 2^38016623 is an apocalyptic number.

38016623 is a deficient number, since it is larger than the sum of its proper divisors (1).

38016623 is an equidigital number, since it uses as much as digits as its factorization.

38016623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 38016623 is about 6165.7621588900. The cubic root of 38016623 is about 336.2465564431.

The spelling of 38016623 in words is "thirty-eight million, sixteen thousand, six hundred twenty-three".