42243158 has 8 divisors (see below), whose sum is σ = 63393960. Its totient is φ = 21111840.

The previous prime is 42243143. The next prime is 42243167. The reversal of 42243158 is 85134224.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 42243158.

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, 3278 + ... + 9758.

It is an arithmetic number, because the mean of its divisors is an integer number (7924245).

Almost surely, 2^42243158 is an apocalyptic number.

42243158 is a deficient number, since it is larger than the sum of its proper divisors (21150802).

42243158 is a wasteful number, since it uses less digits than its factorization.

42243158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9742.

The product of its digits is 7680, while the sum is 29.

The square root of 42243158 is about 6499.4736709983. The cubic root of 42243158 is about 348.2721865354.

The spelling of 42243158 in words is "forty-two million, two hundred forty-three thousand, one hundred fifty-eight".