1420362216 has 576 divisors, whose sum is σ = 5298209280. Its totient is φ = 352719360.

The previous prime is 1420362199. The next prime is 1420362227. The reversal of 1420362216 is 6122630241.

1420362216 is a `hidden beast` number, since 1 + 4 + 20 + 3 + 622 + 16 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 1420362216.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 38388150 + ... + 38388186.

It is an arithmetic number, because the mean of its divisors is an integer number (9198280).

Almost surely, 2^1420362216 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 1420362216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2649104640).

1420362216 is an abundant number, since it is smaller than the sum of its proper divisors (3877847064).

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

1420362216 is a wasteful number, since it uses less digits than its factorization.

1420362216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116 (or 93 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 1420362216 is about 37687.6931636841. The cubic root of 1420362216 is about 1124.0864263192.

Adding to 1420362216 its reverse (6122630241), we get a palindrome (7542992457).

The spelling of 1420362216 in words is "one billion, four hundred twenty million, three hundred sixty-two thousand, two hundred sixteen".