42073612 has 12 divisors (see below), whose sum is σ = 84147280. Its totient is φ = 18031536.

The previous prime is 42073609. The next prime is 42073627. The reversal of 42073612 is 21637024.

42073612 is an admirable 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, 751287 + ... + 751342.

Almost surely, 2^42073612 is an apocalyptic number.

It is an amenable number.

42073612 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.

42073612 is a wasteful number, since it uses less digits than its factorization.

42073612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1502640 (or 1502638 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 42073612 is about 6486.4175012097. The cubic root of 42073612 is about 347.8056231629.

The spelling of 42073612 in words is "forty-two million, seventy-three thousand, six hundred twelve".