400110142 has 8 divisors (see below), whose sum is σ = 601733376. Its totient is φ = 199532352.

The previous prime is 400110133. The next prime is 400110143. The reversal of 400110142 is 241011004.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400110143) 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 3 ways as a sum of consecutive naturals, for example, 260403 + ... + 261934.

It is an arithmetic number, because the mean of its divisors is an integer number (75216672).

Almost surely, 2^400110142 is an apocalyptic number.

400110142 is a deficient number, since it is larger than the sum of its proper divisors (201623234).

400110142 is a wasteful number, since it uses less digits than its factorization.

400110142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522722.

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 400110142 is about 20002.7533604752. The cubic root of 400110142 is about 736.8739212880.

Adding to 400110142 its reverse (241011004), we get a palindrome (641121146).

The spelling of 400110142 in words is "four hundred million, one hundred ten thousand, one hundred forty-two".