4021316334 has 128 divisors (see below), whose sum is σ = 10506240000. Its totient is φ = 1116309600.

The previous prime is 4021316333. The next prime is 4021316339. The reversal of 4021316334 is 4336131204.

4021316334 is a `hidden beast` number, since 4 + 0 + 21 + 3 + 1 + 633 + 4 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 4021316298 and 4021316307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4021316333) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2681917 + ... + 2683415.

It is an arithmetic number, because the mean of its divisors is an integer number (82080000).

Almost surely, 2^4021316334 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4021316334, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5253120000).

4021316334 is an abundant number, since it is smaller than the sum of its proper divisors (6484923666).

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

4021316334 is a wasteful number, since it uses less digits than its factorization.

4021316334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1715 (or 1709 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 4021316334 is about 63413.8497017804. The cubic root of 4021316334 is about 1590.2158553510.

Adding to 4021316334 its reverse (4336131204), we get a palindrome (8357447538).

The spelling of 4021316334 in words is "four billion, twenty-one million, three hundred sixteen thousand, three hundred thirty-four".