1596442 has 4 divisors (see below), whose sum is σ = 2394666. Its totient is φ = 798220.

The previous prime is 1596433. The next prime is 1596451. The reversal of 1596442 is 2446951.

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

It is an interprime number because it is at equal distance from previous prime (1596433) and next prime (1596451).

It can be written as a sum of positive squares in only one way, i.e., 1002001 + 594441 = 1001^2 + 771^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 399109 + ... + 399112.

2^1596442 is an apocalyptic number.

1596442 is a deficient number, since it is larger than the sum of its proper divisors (798224).

1596442 is an equidigital number, since it uses as much as digits as its factorization.

1596442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 798223.

The product of its digits is 8640, while the sum is 31.

The square root of 1596442 is about 1263.5038583241. The cubic root of 1596442 is about 116.8739480588.

The spelling of 1596442 in words is "one million, five hundred ninety-six thousand, four hundred forty-two".