1422342 has 24 divisors (see below), whose sum is σ = 3182400. Its totient is φ = 458640.

The previous prime is 1422293. The next prime is 1422367. The reversal of 1422342 is 2432241.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a d-powerful number, because it can be written as 1 + 4⁸ + 2 + 2³ + 3¹¹ + 4¹⁰ + 2¹⁷ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 717 + ... + 1832.

It is an arithmetic number, because the mean of its divisors is an integer number (132600).

2^1422342 is an apocalyptic number.

1422342 is an abundant number, since it is smaller than the sum of its proper divisors (1760058).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1422342 is a wasteful number, since it uses less digits than its factorization.

1422342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2588 (or 2585 counting only the distinct ones).

The product of its digits is 384, while the sum is 18.

The square root of 1422342 is about 1192.6198053026. The cubic root of 1422342 is about 112.4608456336.

Adding to 1422342 its reverse (2432241), we get a palindrome (3854583).

It can be divided in two parts, 1422 and 342, that added together give a square (1764 = 42²).

The spelling of 1422342 in words is "one million, four hundred twenty-two thousand, three hundred forty-two".