1612422 has 48 divisors (see below), whose sum is σ = 4073472. Its totient is φ = 451440.

The previous prime is 1612393. The next prime is 1612427. The reversal of 1612422 is 2242161.

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

It is a junction number, because it is equal to n+sod(n) for n = 1612395 and 1612404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1612427) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8347 + ... + 8537.

It is an arithmetic number, because the mean of its divisors is an integer number (84864).

2^1612422 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1612422, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2036736).

1612422 is an abundant number, since it is smaller than the sum of its proper divisors (2461050).

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

1612422 is a wasteful number, since it uses less digits than its factorization.

1612422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 273 (or 270 counting only the distinct ones).

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

The square root of 1612422 is about 1269.8117970786. The cubic root of 1612422 is about 117.2626141368.

Adding to 1612422 its reverse (2242161), we get a palindrome (3854583).

The spelling of 1612422 in words is "one million, six hundred twelve thousand, four hundred twenty-two".