1622883 has 4 divisors (see below), whose sum is σ = 2163848. Its totient is φ = 1081920.

The previous prime is 1622879. The next prime is 1622917. The reversal of 1622883 is 3882261.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3882261 = 3 ⋅1294087.

It is not a de Polignac number, because 1622883 - 2² = 1622879 is a prime.

It is a D-number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1622883.

It is not an unprimeable number, because it can be changed into a prime (1622813) 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, 270478 + ... + 270483.

It is an arithmetic number, because the mean of its divisors is an integer number (540962).

2^1622883 is an apocalyptic number.

1622883 is a deficient number, since it is larger than the sum of its proper divisors (540965).

1622883 is an equidigital number, since it uses as much as digits as its factorization.

1622883 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 540964.

The product of its digits is 4608, while the sum is 30.

The square root of 1622883 is about 1273.9242520652. The cubic root of 1622883 is about 117.5156580914.

The spelling of 1622883 in words is "one million, six hundred twenty-two thousand, eight hundred eighty-three".