1422543680 has 112 divisors (see below), whose sum is σ = 3775740480. Its totient is φ = 507322368.

The previous prime is 1422543671. The next prime is 1422543761. The reversal of 1422543680 is 863452241.

1422543680 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 1422543680.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96479 + ... + 110241.

Almost surely, 2^1422543680 is an apocalyptic number.

1422543680 is a gapful number since it is divisible by the number (10) 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 1422543680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1887870240).

1422543680 is an abundant number, since it is smaller than the sum of its proper divisors (2353196800).

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

1422543680 is a wasteful number, since it uses less digits than its factorization.

1422543680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13816 (or 13806 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 35.

The square root of 1422543680 is about 37716.6233907544. The cubic root of 1422543680 is about 1124.6616081833.

The spelling of 1422543680 in words is "one billion, four hundred twenty-two million, five hundred forty-three thousand, six hundred eighty".