1393564 has 12 divisors (see below), whose sum is σ = 2457504. Its totient is φ = 691424.

The previous prime is 1393559. The next prime is 1393577. The reversal of 1393564 is 4653931.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 724 + ... + 1819.

It is an arithmetic number, because the mean of its divisors is an integer number (204792).

2^1393564 is an apocalyptic number.

It is an amenable number.

1393564 is a deficient number, since it is larger than the sum of its proper divisors (1063940).

1393564 is a wasteful number, since it uses less digits than its factorization.

1393564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2684 (or 2682 counting only the distinct ones).

The product of its digits is 9720, while the sum is 31.

The square root of 1393564 is about 1180.4931173031. The cubic root of 1393564 is about 111.6972050830.

The spelling of 1393564 in words is "one million, three hundred ninety-three thousand, five hundred sixty-four".