38804569 has 2 divisors, whose sum is σ = 38804570. Its totient is φ = 38804568.

The previous prime is 38804561. The next prime is 38804599. The reversal of 38804569 is 96540883.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37393225 + 1411344 = 6115^2 + 1188^2 .

It is an emirp because it is prime and its reverse (96540883) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 38804569 - 2³ = 38804561 is a prime.

It is a super-2 number, since 2×38804569² = 3011589150551522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (38804561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19402284 + 19402285.

It is an arithmetic number, because the mean of its divisors is an integer number (19402285).

Almost surely, 2^38804569 is an apocalyptic number.

It is an amenable number.

38804569 is a deficient number, since it is larger than the sum of its proper divisors (1).

38804569 is an equidigital number, since it uses as much as digits as its factorization.

38804569 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 207360, while the sum is 43.

The square root of 38804569 is about 6229.3313445345. The cubic root of 38804569 is about 338.5537443383.

The spelling of 38804569 in words is "thirty-eight million, eight hundred four thousand, five hundred sixty-nine".