38679679 has 2 divisors, whose sum is σ = 38679680. Its totient is φ = 38679678.

The previous prime is 38679581. The next prime is 38679701. The reversal of 38679679 is 97697683.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 38679679 - 2¹⁷ = 38548607 is a prime.

It is a super-2 number, since 2×38679679² = 2992235135086082, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (38679479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 19339839 + 19339840.

It is an arithmetic number, because the mean of its divisors is an integer number (19339840).

Almost surely, 2^38679679 is an apocalyptic number.

38679679 is a deficient number, since it is larger than the sum of its proper divisors (1).

38679679 is an equidigital number, since it uses as much as digits as its factorization.

38679679 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3429216, while the sum is 55.

The square root of 38679679 is about 6219.2989154727. The cubic root of 38679679 is about 338.1901495340.

The spelling of 38679679 in words is "thirty-eight million, six hundred seventy-nine thousand, six hundred seventy-nine".