2016421470 has 96 divisors (see below), whose sum is σ = 6032145600. Its totient is φ = 457781760.

The previous prime is 2016421457. The next prime is 2016421471. The reversal of 2016421470 is 741246102.

2016421470 is a `hidden beast` number, since 2 + 0 + 1 + 642 + 14 + 7 + 0 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2016421471) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 83130 + ... + 104610.

It is an arithmetic number, because the mean of its divisors is an integer number (62834850).

Almost surely, 2^2016421470 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2016421470, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3016072800).

2016421470 is an abundant number, since it is smaller than the sum of its proper divisors (4015724130).

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

2016421470 is a wasteful number, since it uses less digits than its factorization.

2016421470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21650 (or 21647 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 2016421470 is about 44904.5818374918. The cubic root of 2016421470 is about 1263.3599476590.

Adding to 2016421470 its reverse (741246102), we get a palindrome (2757667572).

The spelling of 2016421470 in words is "two billion, sixteen million, four hundred twenty-one thousand, four hundred seventy".