42195012 has 24 divisors (see below), whose sum is σ = 99120000. Its totient is φ = 13970016.

The previous prime is 42194993. The next prime is 42195053. The reversal of 42195012 is 21059124.

42195012 is nontrivially palindromic in base 11.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10012 + ... + 13587.

It is an arithmetic number, because the mean of its divisors is an integer number (4130000).

Almost surely, 2^42195012 is an apocalyptic number.

It is an amenable number.

42195012 is an abundant number, since it is smaller than the sum of its proper divisors (56924988).

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

42195012 is a wasteful number, since it uses less digits than its factorization.

42195012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23755 (or 23753 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 42195012 is about 6495.7687766730. The cubic root of 42195012 is about 348.1398235852.

The spelling of 42195012 in words is "forty-two million, one hundred ninety-five thousand, twelve".