42043146 has 8 divisors (see below), whose sum is σ = 84086304. Its totient is φ = 14014380.

The previous prime is 42043139. The next prime is 42043201. The reversal of 42043146 is 64134024.

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

42043146 is an admirable number.

It is a super-2 number, since 2×42043146² = 3535252251154632, which contains 22 as substring.

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, 3503590 + ... + 3503601.

It is an arithmetic number, because the mean of its divisors is an integer number (10510788).

Almost surely, 2^42043146 is an apocalyptic number.

42043146 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42043146 is a wasteful number, since it uses less digits than its factorization.

42043146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7007196.

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 42043146 is about 6484.0686301118. The cubic root of 42043146 is about 347.7216528368.

The spelling of 42043146 in words is "forty-two million, forty-three thousand, one hundred forty-six".