1236422 has 16 divisors (see below), whose sum is σ = 2071872. Its totient is φ = 548520.

The previous prime is 1236419. The next prime is 1236439. The reversal of 1236422 is 2246321.

It is a junction number, because it is equal to n+sod(n) for n = 1236394 and 1236403.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 293 + ... + 1599.

It is an arithmetic number, because the mean of its divisors is an integer number (129492).

2^1236422 is an apocalyptic number.

1236422 is a deficient number, since it is larger than the sum of its proper divisors (835450).

1236422 is a wasteful number, since it uses less digits than its factorization.

1236422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1363.

The product of its digits is 576, while the sum is 20.

The square root of 1236422 is about 1111.9451425318. The cubic root of 1236422 is about 107.3302748079.

The spelling of 1236422 in words is "one million, two hundred thirty-six thousand, four hundred twenty-two".