1442256236 has 6 divisors (see below), whose sum is σ = 2523948420. Its totient is φ = 721128116.

The previous prime is 1442256229. The next prime is 1442256247. The reversal of 1442256236 is 6326522441.

It is a junction number, because it is equal to n+sod(n) for n = 1442256196 and 1442256205.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 180282026 + ... + 180282033.

It is an arithmetic number, because the mean of its divisors is an integer number (420658070).

Almost surely, 2^1442256236 is an apocalyptic number.

It is an amenable number.

1442256236 is a deficient number, since it is larger than the sum of its proper divisors (1081692184).

1442256236 is a wasteful number, since it uses less digits than its factorization.

1442256236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 360564063 (or 360564061 counting only the distinct ones).

The product of its digits is 69120, while the sum is 35.

The square root of 1442256236 is about 37977.0488058248. The cubic root of 1442256236 is about 1129.8327044995.

Adding to 1442256236 its reverse (6326522441), we get a palindrome (7768778677).

The spelling of 1442256236 in words is "one billion, four hundred forty-two million, two hundred fifty-six thousand, two hundred thirty-six".