42582012 has 24 divisors (see below), whose sum is σ = 108390912. Its totient is φ = 12903600.

The previous prime is 42581999. The next prime is 42582013. The reversal of 42582012 is 21028524.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42582013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 161164 + ... + 161427.

It is an arithmetic number, because the mean of its divisors is an integer number (4516288).

Almost surely, 2^42582012 is an apocalyptic number.

It is an amenable number.

42582012 is an abundant number, since it is smaller than the sum of its proper divisors (65808900).

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

42582012 is a wasteful number, since it uses less digits than its factorization.

42582012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322609 (or 322607 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 24.

The square root of 42582012 is about 6525.4894069334. The cubic root of 42582012 is about 349.2009308111.

The spelling of 42582012 in words is "forty-two million, five hundred eighty-two thousand, twelve".