4022102340 has 72 divisors (see below), whose sum is σ = 12239037720. Its totient is φ = 1069161984.

The previous prime is 4022102339. The next prime is 4022102341. The reversal of 4022102340 is 432012204.

It is an interprime number because it is at equal distance from previous prime (4022102339) and next prime (4022102341).

It can be written as a sum of positive squares in 4 ways, for example, as 208051776 + 3814050564 = 14424^2 + 61758^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (4022102341) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21816 + ... + 92304.

It is an arithmetic number, because the mean of its divisors is an integer number (169986635).

Almost surely, 2^4022102340 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 4022102340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6119518860).

4022102340 is an abundant number, since it is smaller than the sum of its proper divisors (8216935380).

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

4022102340 is a wasteful number, since it uses less digits than its factorization.

4022102340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70821 (or 70816 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 4022102340 is about 63420.0468306355. The cubic root of 4022102340 is about 1590.3194564004.

Adding to 4022102340 its reverse (432012204), we get a palindrome (4454114544).

It can be divided in two parts, 402210 and 2340, that added together give a triangular number (404550 = T₈₉₉).

The spelling of 4022102340 in words is "four billion, twenty-two million, one hundred two thousand, three hundred forty".