4181226142 has 8 divisors (see below), whose sum is σ = 6272312832. Its totient is φ = 2090455200.

The previous prime is 4181226073. The next prime is 4181226169. The reversal of 4181226142 is 2416221814.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42459 + ... + 100822.

It is an arithmetic number, because the mean of its divisors is an integer number (784039104).

Almost surely, 2^4181226142 is an apocalyptic number.

4181226142 is a deficient number, since it is larger than the sum of its proper divisors (2091086690).

4181226142 is a wasteful number, since it uses less digits than its factorization.

4181226142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157874.

The product of its digits is 6144, while the sum is 31.

The square root of 4181226142 is about 64662.4013009106. The cubic root of 4181226142 is about 1611.0210646847.

Adding to 4181226142 its reverse (2416221814), we get a palindrome (6597447956).

The spelling of 4181226142 in words is "four billion, one hundred eighty-one million, two hundred twenty-six thousand, one hundred forty-two".