10143442 has 16 divisors (see below), whose sum is σ = 15776640. Its totient is φ = 4887792.

The previous prime is 10143433. The next prime is 10143443. The reversal of 10143442 is 24434101.

10143442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (10143443) 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, 6048 + ... + 7540.

It is an arithmetic number, because the mean of its divisors is an integer number (986040).

Almost surely, 2^10143442 is an apocalyptic number.

10143442 is a deficient number, since it is larger than the sum of its proper divisors (5633198).

10143442 is a wasteful number, since it uses less digits than its factorization.

10143442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1617.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 10143442 is about 3184.8770776908. The cubic root of 10143442 is about 216.4687038627.

Adding to 10143442 its reverse (24434101), we get a palindrome (34577543).

It can be divided in two parts, 10143 and 442, that added together give a triangular number (10585 = T₁₄₅).

The spelling of 10143442 in words is "ten million, one hundred forty-three thousand, four hundred forty-two".