1260036 has 30 divisors (see below), whose sum is σ = 3294830. Its totient is φ = 419904.

The previous prime is 1260031. The next prime is 1260047. The reversal of 1260036 is 6300621.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1166400 + 93636 = 1080^2 + 306^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1260031) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1621 + ... + 2268.

2^1260036 is an apocalyptic number.

It is an amenable number.

1260036 is an abundant number, since it is smaller than the sum of its proper divisors (2034794).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1260036 is a wasteful number, since it uses less digits than its factorization.

1260036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3905 (or 3894 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1260036 is about 1122.5132515922. The cubic root of 1260036 is about 108.0092584655.

Adding to 1260036 its reverse (6300621), we get a palindrome (7560657).

The spelling of 1260036 in words is "one million, two hundred sixty thousand, thirty-six".