42544208 has 20 divisors (see below), whose sum is σ = 94205280. Its totient is φ = 18233184.

The previous prime is 42544207. The next prime is 42544219. The reversal of 42544208 is 80244524.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42544207) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 189818 + ... + 190041.

It is an arithmetic number, because the mean of its divisors is an integer number (4710264).

Almost surely, 2^42544208 is an apocalyptic number.

It is an amenable number.

42544208 is an abundant number, since it is smaller than the sum of its proper divisors (51661072).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42544208 is a wasteful number, since it uses less digits than its factorization.

42544208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 379874 (or 379868 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 29.

The square root of 42544208 is about 6522.5921227684. The cubic root of 42544208 is about 349.0975608673.

The spelling of 42544208 in words is "forty-two million, five hundred forty-four thousand, two hundred eight".