42066046 has 8 divisors (see below), whose sum is σ = 68835384. Its totient is φ = 19120920.

The previous prime is 42066023. The next prime is 42066067. The reversal of 42066046 is 64066024.

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

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, 956025 + ... + 956068.

It is an arithmetic number, because the mean of its divisors is an integer number (8604423).

Almost surely, 2^42066046 is an apocalyptic number.

42066046 is a deficient number, since it is larger than the sum of its proper divisors (26769338).

42066046 is a wasteful number, since it uses less digits than its factorization.

42066046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1912106.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 42066046 is about 6485.8342562850. The cubic root of 42066046 is about 347.7847735538.

It can be divided in two parts, 420 and 66046, that added together give a palindrome (66466).

The spelling of 42066046 in words is "forty-two million, sixty-six thousand, forty-six", and thus it is an eban number.