38421267 has 4 divisors (see below), whose sum is σ = 51228360. Its totient is φ = 25614176.

The previous prime is 38421209. The next prime is 38421269. The reversal of 38421267 is 76212483.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 38421267 - 2¹⁰ = 38420243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (38421269) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6403542 + ... + 6403547.

It is an arithmetic number, because the mean of its divisors is an integer number (12807090).

Almost surely, 2^38421267 is an apocalyptic number.

38421267 is a deficient number, since it is larger than the sum of its proper divisors (12807093).

38421267 is a wasteful number, since it uses less digits than its factorization.

38421267 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12807092.

The product of its digits is 16128, while the sum is 33.

The square root of 38421267 is about 6198.4890900928. The cubic root of 38421267 is about 337.4353368572.

The spelling of 38421267 in words is "thirty-eight million, four hundred twenty-one thousand, two hundred sixty-seven".