1422612 has 36 divisors (see below), whose sum is σ = 3683680. Its totient is φ = 462672.

The previous prime is 1422601. The next prime is 1422637. The reversal of 1422612 is 2162241.

It is a tau number, because it is divible by the number of its divisors (36).

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

It is a nude number because it is divisible by every one of its digits.

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, 1089 + ... + 2007.

2^1422612 is an apocalyptic number.

1422612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1422612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1841840).

1422612 is an abundant number, since it is smaller than the sum of its proper divisors (2261068).

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

1422612 is a wasteful number, since it uses less digits than its factorization.

1422612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 972 (or 967 counting only the distinct ones).

The product of its digits is 192, while the sum is 18.

The square root of 1422612 is about 1192.7329961060. The cubic root of 1422612 is about 112.4679612470.

Adding to 1422612 its reverse (2162241), we get a palindrome (3584853).

The spelling of 1422612 in words is "one million, four hundred twenty-two thousand, six hundred twelve".