1365426 has 24 divisors (see below), whose sum is σ = 3055104. Its totient is φ = 440280.

The previous prime is 1365383. The next prime is 1365431. The reversal of 1365426 is 6245631.

1365426 is a `hidden beast` number, since 1 + 3 + 654 + 2 + 6 = 666.

It is a super-2 number, since 2×1365426² = 3728776322952, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1365426.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 666 + ... + 1781.

It is an arithmetic number, because the mean of its divisors is an integer number (127296).

2^1365426 is an apocalyptic number.

1365426 is an abundant number, since it is smaller than the sum of its proper divisors (1689678).

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

1365426 is a wasteful number, since it uses less digits than its factorization.

1365426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2486 (or 2483 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 1365426 is about 1168.5144415025. The cubic root of 1365426 is about 110.9403136627.

The spelling of 1365426 in words is "one million, three hundred sixty-five thousand, four hundred twenty-six".