2016393408 has 84 divisors (see below), whose sum is σ = 5866003000. Its totient is φ = 662086656.

The previous prime is 2016393383. The next prime is 2016393433. The reversal of 2016393408 is 8043936102.

2016393408 is a `hidden beast` number, since 2 + 0 + 163 + 93 + 408 = 666.

It is an interprime number because it is at equal distance from previous prime (2016393383) and next prime (2016393433).

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12468 + ... + 64716.

Almost surely, 2^2016393408 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 2016393408, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2933001500).

2016393408 is an abundant number, since it is smaller than the sum of its proper divisors (3849609592).

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

2016393408 is a wasteful number, since it uses less digits than its factorization.

2016393408 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52334 (or 52321 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 36.

The square root of 2016393408 is about 44904.2693738580. The cubic root of 2016393408 is about 1263.3540870173.

The spelling of 2016393408 in words is "two billion, sixteen million, three hundred ninety-three thousand, four hundred eight".