38340207 has 12 divisors (see below), whose sum is σ = 56731584. Its totient is φ = 24936480.

The previous prime is 38340187. The next prime is 38340209. The reversal of 38340207 is 70204383.

It is not a de Polignac number, because 38340207 - 2¹¹ = 38338159 is a prime.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38340209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51583 + ... + 52320.

It is an arithmetic number, because the mean of its divisors is an integer number (4727632).

Almost surely, 2^38340207 is an apocalyptic number.

38340207 is a deficient number, since it is larger than the sum of its proper divisors (18391377).

38340207 is a wasteful number, since it uses less digits than its factorization.

38340207 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103950 (or 103947 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 38340207 is about 6191.9469474471. The cubic root of 38340207 is about 337.1978662327.

The spelling of 38340207 in words is "thirty-eight million, three hundred forty thousand, two hundred seven".