1382288 has 20 divisors (see below), whose sum is σ = 2819760. Its totient is φ = 654624.

The previous prime is 1382279. The next prime is 1382291. The reversal of 1382288 is 8822831.

It is a super-2 number, since 2×1382288² = 3821440229888, which contains 22 as substring.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1970 + ... + 2577.

It is an arithmetic number, because the mean of its divisors is an integer number (140988).

2^1382288 is an apocalyptic number.

It is an amenable number.

1382288 is an abundant number, since it is smaller than the sum of its proper divisors (1437472).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1382288 is a wasteful number, since it uses less digits than its factorization.

1382288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4574 (or 4568 counting only the distinct ones).

The product of its digits is 6144, while the sum is 32.

The square root of 1382288 is about 1175.7074466040. The cubic root of 1382288 is about 111.3951234882.

The spelling of 1382288 in words is "one million, three hundred eighty-two thousand, two hundred eighty-eight".