1394636 has 12 divisors (see below), whose sum is σ = 2457840. Its totient is φ = 692400.

The previous prime is 1394633. The next prime is 1394669. The reversal of 1394636 is 6364931.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1394633) 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, 551 + ... + 1758.

It is an arithmetic number, because the mean of its divisors is an integer number (204820).

2^1394636 is an apocalyptic number.

It is an amenable number.

1394636 is a deficient number, since it is larger than the sum of its proper divisors (1063204).

1394636 is a wasteful number, since it uses less digits than its factorization.

1394636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2464 (or 2462 counting only the distinct ones).

The product of its digits is 11664, while the sum is 32.

The square root of 1394636 is about 1180.9470775611. The cubic root of 1394636 is about 111.7258387909.

It can be divided in two parts, 13 and 94636, that added together give a palindrome (94649).

The spelling of 1394636 in words is "one million, three hundred ninety-four thousand, six hundred thirty-six".