1325636 has 36 divisors (see below), whose sum is σ = 2628612. Its totient is φ = 584064.

The previous prime is 1325633. The next prime is 1325657. The reversal of 1325636 is 6365231.

It can be written as a sum of positive squares in 6 ways, for example, as 3136 + 1322500 = 56^2 + 1150^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

1325636 is a Rhonda number in base 16.

Its product of digits (3240) is a multiple of the sum of its prime factors (120).

It is not an unprimeable number, because it can be changed into a prime (1325633) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24986 + ... + 25038.

It is an arithmetic number, because the mean of its divisors is an integer number (73017).

2^1325636 is an apocalyptic number.

It is an amenable number.

1325636 is a deficient number, since it is larger than the sum of its proper divisors (1302976).

1325636 is a wasteful number, since it uses less digits than its factorization.

1325636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120 (or 105 counting only the distinct ones).

The product of its digits is 3240, while the sum is 26.

The square root of 1325636 is about 1151.3626709252. The cubic root of 1325636 is about 109.8520324543.

The spelling of 1325636 in words is "one million, three hundred twenty-five thousand, six hundred thirty-six".