4020212434 has 16 divisors (see below), whose sum is σ = 6892804800. Its totient is φ = 1722695184.

The previous prime is 4020212431. The next prime is 4020212437. The reversal of 4020212434 is 4342120204.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4020212431) and next prime (4020212437).

It is not an unprimeable number, because it can be changed into a prime (4020212431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102732 + ... + 136360.

It is an arithmetic number, because the mean of its divisors is an integer number (430800300).

Almost surely, 2^4020212434 is an apocalyptic number.

4020212434 is a deficient number, since it is larger than the sum of its proper divisors (2872592366).

4020212434 is a wasteful number, since it uses less digits than its factorization.

4020212434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42177.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 4020212434 is about 63405.1451697731. The cubic root of 4020212434 is about 1590.0703308684.

Adding to 4020212434 its reverse (4342120204), we get a palindrome (8362332638).

The spelling of 4020212434 in words is "four billion, twenty million, two hundred twelve thousand, four hundred thirty-four".