1392146 has 8 divisors (see below), whose sum is σ = 2386560. Its totient is φ = 596628.

The previous prime is 1392143. The next prime is 1392163. The reversal of 1392146 is 6412931.

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

It is not an unprimeable number, because it can be changed into a prime (1392143) 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, 49706 + ... + 49733.

It is an arithmetic number, because the mean of its divisors is an integer number (298320).

2^1392146 is an apocalyptic number.

1392146 is a deficient number, since it is larger than the sum of its proper divisors (994414).

1392146 is an equidigital number, since it uses as much as digits as its factorization.

1392146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99448.

The product of its digits is 1296, while the sum is 26.

The square root of 1392146 is about 1179.8923679726. The cubic root of 1392146 is about 111.6593069578.

The spelling of 1392146 in words is "one million, three hundred ninety-two thousand, one hundred forty-six".