42044188 has 48 divisors (see below), whose sum is σ = 80720640. Its totient is φ = 19094400.

The previous prime is 42044183. The next prime is 42044203. The reversal of 42044188 is 88144024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42044183) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 320883 + ... + 321013.

It is an arithmetic number, because the mean of its divisors is an integer number (1681680).

Almost surely, 2^42044188 is an apocalyptic number.

It is an amenable number.

42044188 is a deficient number, since it is larger than the sum of its proper divisors (38676452).

42044188 is a wasteful number, since it uses less digits than its factorization.

42044188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298 (or 296 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 31.

The square root of 42044188 is about 6484.1489803983. The cubic root of 42044188 is about 347.7245254649.

The spelling of 42044188 in words is "forty-two million, forty-four thousand, one hundred eighty-eight".