1393046 has 4 divisors (see below), whose sum is σ = 2089572. Its totient is φ = 696522.

The previous prime is 1393043. The next prime is 1393069. The reversal of 1393046 is 6403931.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6403931 = 19 ⋅337049.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1393043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 348260 + ... + 348263.

It is an arithmetic number, because the mean of its divisors is an integer number (522393).

2^1393046 is an apocalyptic number.

1393046 is a deficient number, since it is larger than the sum of its proper divisors (696526).

1393046 is an equidigital number, since it uses as much as digits as its factorization.

1393046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 696525.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 1393046 is about 1180.2736970720. The cubic root of 1393046 is about 111.6833637565.

Adding to 1393046 its reverse (6403931), we get a palindrome (7796977).

The spelling of 1393046 in words is "one million, three hundred ninety-three thousand, forty-six".