42299146 has 8 divisors (see below), whose sum is σ = 63486720. Its totient is φ = 21136908.

The previous prime is 42299123. The next prime is 42299171. The reversal of 42299146 is 64199224.

It is a happy number.

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, 1386 + ... + 9301.

It is an arithmetic number, because the mean of its divisors is an integer number (7935840).

Almost surely, 2^42299146 is an apocalyptic number.

42299146 is a deficient number, since it is larger than the sum of its proper divisors (21187574).

42299146 is a wasteful number, since it uses less digits than its factorization.

42299146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12668.

The product of its digits is 31104, while the sum is 37.

The square root of 42299146 is about 6503.7793628013. The cubic root of 42299146 is about 348.4259822894.

The spelling of 42299146 in words is "forty-two million, two hundred ninety-nine thousand, one hundred forty-six".