42441994 has 8 divisors (see below), whose sum is σ = 72757728. Its totient is φ = 18189420.

The previous prime is 42441983. The next prime is 42442027. The reversal of 42441994 is 49914424.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1515772 + ... + 1515799.

It is an arithmetic number, because the mean of its divisors is an integer number (9094716).

Almost surely, 2^42441994 is an apocalyptic number.

42441994 is a deficient number, since it is larger than the sum of its proper divisors (30315734).

42441994 is a wasteful number, since it uses less digits than its factorization.

42441994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3031580.

The product of its digits is 41472, while the sum is 37.

The square root of 42441994 is about 6514.7520290491. The cubic root of 42441994 is about 348.8177634968.

The spelling of 42441994 in words is "forty-two million, four hundred forty-one thousand, nine hundred ninety-four".