1342236 has 72 divisors (see below), whose sum is σ = 3902080. Its totient is φ = 350784.

The previous prime is 1342223. The next prime is 1342241. The reversal of 1342236 is 6322431.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

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

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 46270 + ... + 46298.

2^1342236 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1342236, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1951040).

1342236 is an abundant number, since it is smaller than the sum of its proper divisors (2559844).

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

1342236 is a wasteful number, since it uses less digits than its factorization.

1342236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91 (or 60 counting only the distinct ones).

The product of its digits is 864, while the sum is 21.

The square root of 1342236 is about 1158.5490926154. The cubic root of 1342236 is about 110.3086647437.

Adding to 1342236 its reverse (6322431), we get a palindrome (7664667).

The spelling of 1342236 in words is "one million, three hundred forty-two thousand, two hundred thirty-six".