38822155 has 8 divisors (see below), whose sum is σ = 48193200. Its totient is φ = 29986656.

The previous prime is 38822153. The next prime is 38822191. The reversal of 38822155 is 55122883.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 38822155 - 2¹ = 38822153 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 38822155.

It is not an unprimeable number, because it can be changed into a prime (38822153) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133725 + ... + 134014.

It is an arithmetic number, because the mean of its divisors is an integer number (6024150).

Almost surely, 2^38822155 is an apocalyptic number.

38822155 is a deficient number, since it is larger than the sum of its proper divisors (9371045).

38822155 is a wasteful number, since it uses less digits than its factorization.

38822155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267773.

The product of its digits is 19200, while the sum is 34.

The square root of 38822155 is about 6230.7427326122. The cubic root of 38822155 is about 338.6048801291.

The spelling of 38822155 in words is "thirty-eight million, eight hundred twenty-two thousand, one hundred fifty-five".