1597255 has 16 divisors (see below), whose sum is σ = 2117664. Its totient is φ = 1146880.

The previous prime is 1597243. The next prime is 1597259. The reversal of 1597255 is 5527951.

It is not a de Polignac number, because 1597255 - 2⁹ = 1596743 is a prime.

It is a Duffinian number.

1597255 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 1597255.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1597259) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6087 + ... + 6343.

It is an arithmetic number, because the mean of its divisors is an integer number (132354).

2^1597255 is an apocalyptic number.

1597255 is a deficient number, since it is larger than the sum of its proper divisors (520409).

1597255 is a wasteful number, since it uses less digits than its factorization.

1597255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386.

The product of its digits is 15750, while the sum is 34.

The square root of 1597255 is about 1263.8255417580. The cubic root of 1597255 is about 116.8937843353.

The spelling of 1597255 in words is "one million, five hundred ninety-seven thousand, two hundred fifty-five".