42441636 has 24 divisors (see below), whose sum is σ = 99376704. Its totient is φ = 14097760.

The previous prime is 42441617. The next prime is 42441643. The reversal of 42441636 is 63614424.

42441636 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2520 + ... + 9551.

It is an arithmetic number, because the mean of its divisors is an integer number (4140696).

Almost surely, 2^42441636 is an apocalyptic number.

It is an amenable number.

42441636 is an abundant number, since it is smaller than the sum of its proper divisors (56935068).

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

42441636 is a wasteful number, since it uses less digits than its factorization.

42441636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12371 (or 12369 counting only the distinct ones).

The product of its digits is 13824, while the sum is 30.

The square root of 42441636 is about 6514.7245528879. The cubic root of 42441636 is about 348.8167827299.

The spelling of 42441636 in words is "forty-two million, four hundred forty-one thousand, six hundred thirty-six".