38923697 has 2 divisors, whose sum is σ = 38923698. Its totient is φ = 38923696.

The previous prime is 38923663. The next prime is 38923721. The reversal of 38923697 is 79632983.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30019441 + 8904256 = 5479^2 + 2984^2 .

It is a cyclic number.

It is not a de Polignac number, because 38923697 - 2⁸ = 38923441 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (38923627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19461848 + 19461849.

It is an arithmetic number, because the mean of its divisors is an integer number (19461849).

Almost surely, 2^38923697 is an apocalyptic number.

It is an amenable number.

38923697 is a deficient number, since it is larger than the sum of its proper divisors (1).

38923697 is an equidigital number, since it uses as much as digits as its factorization.

38923697 is an evil number, because the sum of its binary digits is even.

The product of its digits is 489888, while the sum is 47.

The square root of 38923697 is about 6238.8858781036. The cubic root of 38923697 is about 338.8998378538.

The spelling of 38923697 in words is "thirty-eight million, nine hundred twenty-three thousand, six hundred ninety-seven".