1393601 has 4 divisors (see below), whose sum is σ = 1520304. Its totient is φ = 1266900.

The previous prime is 1393589. The next prime is 1393607. The reversal of 1393601 is 1063931.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1393601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1393607) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63335 + ... + 63356.

It is an arithmetic number, because the mean of its divisors is an integer number (380076).

2^1393601 is an apocalyptic number.

1393601 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1393601 is a deficient number, since it is larger than the sum of its proper divisors (126703).

1393601 is a wasteful number, since it uses less digits than its factorization.

1393601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126702.

The product of its (nonzero) digits is 486, while the sum is 23.

The square root of 1393601 is about 1180.5087886162. The cubic root of 1393601 is about 111.6981936179.

The spelling of 1393601 in words is "one million, three hundred ninety-three thousand, six hundred one".