38892961 has 2 divisors, whose sum is σ = 38892962. Its totient is φ = 38892960.

The previous prime is 38892949. The next prime is 38892967. The reversal of 38892961 is 16929883.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38825361 + 67600 = 6231^2 + 260^2 .

It is a cyclic number.

It is not a de Polignac number, because 38892961 - 2¹⁵ = 38860193 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (38892967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19446480 + 19446481.

It is an arithmetic number, because the mean of its divisors is an integer number (19446481).

Almost surely, 2^38892961 is an apocalyptic number.

It is an amenable number.

38892961 is a deficient number, since it is larger than the sum of its proper divisors (1).

38892961 is an equidigital number, since it uses as much as digits as its factorization.

38892961 is an evil number, because the sum of its binary digits is even.

The product of its digits is 186624, while the sum is 46.

The square root of 38892961 is about 6236.4221313186. The cubic root of 38892961 is about 338.8106105605.

The spelling of 38892961 in words is "thirty-eight million, eight hundred ninety-two thousand, nine hundred sixty-one".