1596398 has 4 divisors (see below), whose sum is σ = 2394600. Its totient is φ = 798198.

The previous prime is 1596389. The next prime is 1596433. The reversal of 1596398 is 8936951.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 399098 + ... + 399101.

It is an arithmetic number, because the mean of its divisors is an integer number (598650).

2^1596398 is an apocalyptic number.

1596398 is a deficient number, since it is larger than the sum of its proper divisors (798202).

1596398 is an equidigital number, since it uses as much as digits as its factorization.

1596398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 798201.

The product of its digits is 58320, while the sum is 41.

The square root of 1596398 is about 1263.4864463064. The cubic root of 1596398 is about 116.8728743167.

It can be divided in two parts, 15963 and 98, that added together give a palindrome (16061).

The spelling of 1596398 in words is "one million, five hundred ninety-six thousand, three hundred ninety-eight".