1365736 has 16 divisors (see below), whose sum is σ = 2643840. Its totient is φ = 660720.

The previous prime is 1365733. The next prime is 1365761. The reversal of 1365736 is 6375631.

It is a super-3 number, since 3×1365736³ = 7642255033331424768, which contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a junction number, because it is equal to n+sod(n) for n = 1365698 and 1365707.

It is not an unprimeable number, because it can be changed into a prime (1365731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2506 + ... + 3001.

It is an arithmetic number, because the mean of its divisors is an integer number (165240).

2^1365736 is an apocalyptic number.

It is an amenable number.

1365736 is a deficient number, since it is larger than the sum of its proper divisors (1278104).

1365736 is a wasteful number, since it uses less digits than its factorization.

1365736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5544 (or 5540 counting only the distinct ones).

The product of its digits is 11340, while the sum is 31.

The square root of 1365736 is about 1168.6470810300. The cubic root of 1365736 is about 110.9487088192.

The spelling of 1365736 in words is "one million, three hundred sixty-five thousand, seven hundred thirty-six".