1399046 has 16 divisors (see below), whose sum is σ = 2410560. Its totient is φ = 602280.

The previous prime is 1399039. The next prime is 1399063. The reversal of 1399046 is 6409931.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1256 + ... + 2091.

It is an arithmetic number, because the mean of its divisors is an integer number (150660).

2^1399046 is an apocalyptic number.

1399046 is a deficient number, since it is larger than the sum of its proper divisors (1011514).

1399046 is a wasteful number, since it uses less digits than its factorization.

1399046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3379.

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 1399046 is about 1182.8127493395. The cubic root of 1399046 is about 111.8434782139.

The spelling of 1399046 in words is "one million, three hundred ninety-nine thousand, forty-six".