38508797 has 2 divisors, whose sum is σ = 38508798. Its totient is φ = 38508796.

The previous prime is 38508773. The next prime is 38508809. The reversal of 38508797 is 79780583.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34269316 + 4239481 = 5854^2 + 2059^2 .

It is a cyclic number.

It is not a de Polignac number, because 38508797 - 2¹² = 38504701 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38508707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19254398 + 19254399.

It is an arithmetic number, because the mean of its divisors is an integer number (19254399).

Almost surely, 2^38508797 is an apocalyptic number.

It is an amenable number.

38508797 is a deficient number, since it is larger than the sum of its proper divisors (1).

38508797 is an equidigital number, since it uses as much as digits as its factorization.

38508797 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 423360, while the sum is 47.

The square root of 38508797 is about 6205.5456649677. The cubic root of 38508797 is about 337.6913870138.

It can be divided in two parts, 3850879 and 7, that multiplied together give a triangular number (26956153 = T₇₃₄₂).

The spelling of 38508797 in words is "thirty-eight million, five hundred eight thousand, seven hundred ninety-seven".