10440142 has 32 divisors (see below), whose sum is σ = 17515872. Its totient is φ = 4644864.

The previous prime is 10440127. The next prime is 10440161. The reversal of 10440142 is 24104401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53998 + ... + 54190.

It is an arithmetic number, because the mean of its divisors is an integer number (547371).

Almost surely, 2^10440142 is an apocalyptic number.

10440142 is a deficient number, since it is larger than the sum of its proper divisors (7075730).

10440142 is a wasteful number, since it uses less digits than its factorization.

10440142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 10440142 is about 3231.1208581543. The cubic root of 10440142 is about 218.5590538348.

Adding to 10440142 its reverse (24104401), we get a palindrome (34544543).

The spelling of 10440142 in words is "ten million, four hundred forty thousand, one hundred forty-two".