42480086 has 16 divisors (see below), whose sum is σ = 73172160. Its totient is φ = 18292680.

The previous prime is 42480071. The next prime is 42480089. The reversal of 42480086 is 68008424.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42480089) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 50396 + ... + 51231.

It is an arithmetic number, because the mean of its divisors is an integer number (4573260).

Almost surely, 2^42480086 is an apocalyptic number.

42480086 is a deficient number, since it is larger than the sum of its proper divisors (30692074).

42480086 is a wasteful number, since it uses less digits than its factorization.

42480086 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101659.

The product of its (nonzero) digits is 12288, while the sum is 32.

The square root of 42480086 is about 6517.6748921682. The cubic root of 42480086 is about 348.9220877903.

The spelling of 42480086 in words is "forty-two million, four hundred eighty thousand, eighty-six".