4001423142 has 32 divisors (see below), whose sum is σ = 8438209920. Its totient is φ = 1261483200.

The previous prime is 4001423119. The next prime is 4001423147. The reversal of 4001423142 is 2413241004.

It is a super-2 number, since 2×4001423142² = 32022774322666304328, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4001423147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39313 + ... + 97715.

It is an arithmetic number, because the mean of its divisors is an integer number (263694060).

Almost surely, 2^4001423142 is an apocalyptic number.

4001423142 is an abundant number, since it is smaller than the sum of its proper divisors (4436786778).

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

4001423142 is a wasteful number, since it uses less digits than its factorization.

4001423142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59028.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 4001423142 is about 63256.8031282012. The cubic root of 4001423142 is about 1587.5892877384.

Adding to 4001423142 its reverse (2413241004), we get a palindrome (6414664146).

The spelling of 4001423142 in words is "four billion, one million, four hundred twenty-three thousand, one hundred forty-two".