42938466 has 8 divisors (see below), whose sum is σ = 85876944. Its totient is φ = 14312820.

The previous prime is 42938459. The next prime is 42938471. The reversal of 42938466 is 66483924.

It is a happy number.

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

42938466 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3578200 + ... + 3578211.

It is an arithmetic number, because the mean of its divisors is an integer number (10734618).

Almost surely, 2^42938466 is an apocalyptic number.

42938466 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.

42938466 is a wasteful number, since it uses less digits than its factorization.

42938466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7156416.

The product of its digits is 248832, while the sum is 42.

The square root of 42938466 is about 6552.7449210236. The cubic root of 42938466 is about 350.1726114569.

The spelling of 42938466 in words is "forty-two million, nine hundred thirty-eight thousand, four hundred sixty-six".