1597442 has 48 divisors (see below), whose sum is σ = 3217536. Its totient is φ = 580800.

The previous prime is 1597441. The next prime is 1597447. The reversal of 1597442 is 2447951.

It is a happy number.

Its product of digits (10080) is a multiple of the sum of its prime divisors (84).

It is a junction number, because it is equal to n+sod(n) for n = 1597399 and 1597408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1597441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38942 + ... + 38982.

It is an arithmetic number, because the mean of its divisors is an integer number (67032).

2^1597442 is an apocalyptic number.

1597442 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

1597442 is a wasteful number, since it uses less digits than its factorization.

1597442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95 (or 84 counting only the distinct ones).

The product of its digits is 10080, while the sum is 32.

The square root of 1597442 is about 1263.8995213228. The cubic root of 1597442 is about 116.8983459707.

The spelling of 1597442 in words is "one million, five hundred ninety-seven thousand, four hundred forty-two".