1392346 has 8 divisors (see below), whose sum is σ = 2101824. Its totient is φ = 691740.

The previous prime is 1392323. The next prime is 1392353. The reversal of 1392346 is 6432931.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1810 + ... + 2461.

It is an arithmetic number, because the mean of its divisors is an integer number (262728).

2^1392346 is an apocalyptic number.

1392346 is a deficient number, since it is larger than the sum of its proper divisors (709478).

1392346 is a wasteful number, since it uses less digits than its factorization.

1392346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4436.

The product of its digits is 3888, while the sum is 28.

The square root of 1392346 is about 1179.9771184222. The cubic root of 1392346 is about 111.6646538089.

It can be divided in two parts, 139 and 2346, that added together give a triangular number (2485 = T₇₀).

The spelling of 1392346 in words is "one million, three hundred ninety-two thousand, three hundred forty-six".