38669799 has 16 divisors (see below), whose sum is σ = 59044608. Its totient is φ = 22052352.

The previous prime is 38669797. The next prime is 38669801. The reversal of 38669799 is 99796683.

It is an interprime number because it is at equal distance from previous prime (38669797) and next prime (38669801).

It is not a de Polignac number, because 38669799 - 2¹ = 38669797 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38669797) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10759 + ... + 13895.

It is an arithmetic number, because the mean of its divisors is an integer number (3690288).

Almost surely, 2^38669799 is an apocalyptic number.

38669799 is a deficient number, since it is larger than the sum of its proper divisors (20374809).

38669799 is a wasteful number, since it uses less digits than its factorization.

38669799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3734.

The product of its digits is 4408992, while the sum is 57.

The square root of 38669799 is about 6218.5045629958. The cubic root of 38669799 is about 338.1613523008.

The spelling of 38669799 in words is "thirty-eight million, six hundred sixty-nine thousand, seven hundred ninety-nine".