4042230402 has 24 divisors (see below), whose sum is σ = 9404373456. Its totient is φ = 1154922888.

The previous prime is 4042230397. The next prime is 4042230421. The reversal of 4042230402 is 2040322404.

4042230402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (21).

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, 6874248 + ... + 6874835.

It is an arithmetic number, because the mean of its divisors is an integer number (391848894).

Almost surely, 2^4042230402 is an apocalyptic number.

4042230402 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

4042230402 is an abundant number, since it is smaller than the sum of its proper divisors (5362143054).

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

4042230402 is a wasteful number, since it uses less digits than its factorization.

4042230402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13749102 (or 13749095 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 21.

The square root of 4042230402 is about 63578.5372747754. The cubic root of 4042230402 is about 1592.9678889229.

Adding to 4042230402 its reverse (2040322404), we get a palindrome (6082552806).

The spelling of 4042230402 in words is "four billion, forty-two million, two hundred thirty thousand, four hundred two".