42299858 has 8 divisors (see below), whose sum is σ = 63519228. Its totient is φ = 21126784.

The previous prime is 42299827. The next prime is 42299867. The reversal of 42299858 is 85899224.

It can be written as a sum of positive squares in 2 ways, for example, as 39980329 + 2319529 = 6323^2 + 1523^2 .

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

It is a Curzon 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, 9191 + ... + 13002.

Almost surely, 2^42299858 is an apocalyptic number.

42299858 is a deficient number, since it is larger than the sum of its proper divisors (21219370).

42299858 is a wasteful number, since it uses less digits than its factorization.

42299858 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23148.

The product of its digits is 414720, while the sum is 47.

The square root of 42299858 is about 6503.8340999752. The cubic root of 42299858 is about 348.4279372375.

The spelling of 42299858 in words is "forty-two million, two hundred ninety-nine thousand, eight hundred fifty-eight".