42143044 has 24 divisors (see below), whose sum is σ = 75297600. Its totient is φ = 20633760.

The previous prime is 42143029. The next prime is 42143077. The reversal of 42143044 is 44034124.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50422 + ... + 51250.

It is an arithmetic number, because the mean of its divisors is an integer number (3137400).

Almost surely, 2^42143044 is an apocalyptic number.

It is an amenable number.

42143044 is a deficient number, since it is larger than the sum of its proper divisors (33154556).

42143044 is a wasteful number, since it uses less digits than its factorization.

42143044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1083 (or 1081 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 42143044 is about 6491.7674018714. The cubic root of 42143044 is about 347.9968401528.

Adding to 42143044 its reverse (44034124), we get a palindrome (86177168).

The spelling of 42143044 in words is "forty-two million, one hundred forty-three thousand, forty-four".