1422254736 has 120 divisors (see below), whose sum is σ = 4564332864. Its totient is φ = 404985600.

The previous prime is 1422254683. The next prime is 1422254773. The reversal of 1422254736 is 6374522241.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1422254736.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 317311 + ... + 321761.

Almost surely, 2^1422254736 is an apocalyptic number.

1422254736 is a gapful number since it is divisible by the number (16) 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 1422254736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2282166432).

1422254736 is an abundant number, since it is smaller than the sum of its proper divisors (3142078128).

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

1422254736 is a wasteful number, since it uses less digits than its factorization.

1422254736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4789 (or 4780 counting only the distinct ones).

The product of its digits is 80640, while the sum is 36.

The square root of 1422254736 is about 37712.7927366829. The cubic root of 1422254736 is about 1124.5854567481.

Adding to 1422254736 its reverse (6374522241), we get a palindrome (7796776977).

The spelling of 1422254736 in words is "one billion, four hundred twenty-two million, two hundred fifty-four thousand, seven hundred thirty-six".