42815466 has 40 divisors (see below), whose sum is σ = 100118304. Its totient is φ = 13650120.

The previous prime is 42815459. The next prime is 42815477. The reversal of 42815466 is 66451824.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 42815466.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2020 + ... + 9471.

Almost surely, 2^42815466 is an apocalyptic number.

42815466 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

42815466 is an abundant number, since it is smaller than the sum of its proper divisors (57302838).

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

42815466 is a wasteful number, since it uses less digits than its factorization.

42815466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11528 (or 11519 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The square root of 42815466 is about 6543.3528102953. The cubic root of 42815466 is about 349.8379276829.

The spelling of 42815466 in words is "forty-two million, eight hundred fifteen thousand, four hundred sixty-six".