388274 has 8 divisors (see below), whose sum is σ = 589680. Its totient is φ = 191716.

The previous prime is 388273. The next prime is 388277. The reversal of 388274 is 472883.

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

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 388274.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 388274.

It is not an unprimeable number, because it can be changed into a prime (388273) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1004 + ... + 1335.

It is an arithmetic number, because the mean of its divisors is an integer number (73710).

2³⁸⁸²⁷⁴ is an apocalyptic number.

388274 is a deficient number, since it is larger than the sum of its proper divisors (201406).

388274 is a wasteful number, since it uses less digits than its factorization.

388274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2424.

The product of its digits is 10752, while the sum is 32.

The square root of 388274 is about 623.1163615249. The cubic root of 388274 is about 72.9534951191.

The spelling of 388274 in words is "three hundred eighty-eight thousand, two hundred seventy-four".