38442497 has 2 divisors, whose sum is σ = 38442498. Its totient is φ = 38442496.

The previous prime is 38442463. The next prime is 38442517. The reversal of 38442497 is 79424483.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36493681 + 1948816 = 6041^2 + 1396^2 .

It is a cyclic number.

It is not a de Polignac number, because 38442497 - 2⁸ = 38442241 is a prime.

It is not a weakly prime, because it can be changed into another prime (38442997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19221248 + 19221249.

It is an arithmetic number, because the mean of its divisors is an integer number (19221249).

Almost surely, 2^38442497 is an apocalyptic number.

It is an amenable number.

38442497 is a deficient number, since it is larger than the sum of its proper divisors (1).

38442497 is an equidigital number, since it uses as much as digits as its factorization.

38442497 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 193536, while the sum is 41.

The square root of 38442497 is about 6200.2013676977. The cubic root of 38442497 is about 337.4974763414.

The spelling of 38442497 in words is "thirty-eight million, four hundred forty-two thousand, four hundred ninety-seven".