1392022 has 8 divisors (see below), whose sum is σ = 2093976. Its totient is φ = 694032.

The previous prime is 1392007. The next prime is 1392089. The reversal of 1392022 is 2202931.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 153 + ... + 1675.

It is an arithmetic number, because the mean of its divisors is an integer number (261747).

2^1392022 is an apocalyptic number.

1392022 is a deficient number, since it is larger than the sum of its proper divisors (701954).

1392022 is a wasteful number, since it uses less digits than its factorization.

1392022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1982.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 1392022 is about 1179.8398196365. The cubic root of 1392022 is about 111.6559916530.

Adding to 1392022 its reverse (2202931), we get a palindrome (3594953).

The spelling of 1392022 in words is "one million, three hundred ninety-two thousand, twenty-two".