42449198 has 8 divisors (see below), whose sum is σ = 69462360. Its totient is φ = 19295080.

The previous prime is 42449179. The next prime is 42449233. The reversal of 42449198 is 89194424.

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

It is a congruent number.

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, 964733 + ... + 964776.

It is an arithmetic number, because the mean of its divisors is an integer number (8682795).

Almost surely, 2^42449198 is an apocalyptic number.

42449198 is a deficient number, since it is larger than the sum of its proper divisors (27013162).

42449198 is a wasteful number, since it uses less digits than its factorization.

42449198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1929522.

The product of its digits is 82944, while the sum is 41.

The square root of 42449198 is about 6515.3049046073. The cubic root of 42449198 is about 348.8374982043.

The spelling of 42449198 in words is "forty-two million, four hundred forty-nine thousand, one hundred ninety-eight".