1422852636 has 48 divisors (see below), whose sum is σ = 3481581600. Its totient is φ = 451648512.

The previous prime is 1422852623. The next prime is 1422852637. The reversal of 1422852636 is 6362582241.

It is a junction number, because it is equal to n+sod(n) for n = 1422852594 and 1422852603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1422852637) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 2601 + ... + 53408.

It is an arithmetic number, because the mean of its divisors is an integer number (72532950).

Almost surely, 2^1422852636 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 1422852636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1740790800).

1422852636 is an abundant number, since it is smaller than the sum of its proper divisors (2058728964).

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

1422852636 is a wasteful number, since it uses less digits than its factorization.

1422852636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56118 (or 56116 counting only the distinct ones).

The product of its digits is 138240, while the sum is 39.

The square root of 1422852636 is about 37720.7189220990. The cubic root of 1422852636 is about 1124.7430223909.

The spelling of 1422852636 in words is "one billion, four hundred twenty-two million, eight hundred fifty-two thousand, six hundred thirty-six".