42096872 has 8 divisors (see below), whose sum is σ = 78931650. Its totient is φ = 21048432.

The previous prime is 42096863. The next prime is 42096917. The reversal of 42096872 is 27869024.

It can be written as a sum of positive squares in only one way, i.e., 37283236 + 4813636 = 6106^2 + 2194^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2631047 + ... + 2631062.

Almost surely, 2^42096872 is an apocalyptic number.

It is an amenable number.

42096872 is a deficient number, since it is larger than the sum of its proper divisors (36834778).

42096872 is a wasteful number, since it uses less digits than its factorization.

42096872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5262115 (or 5262111 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 38.

The square root of 42096872 is about 6488.2102308726. The cubic root of 42096872 is about 347.8697050427.

The spelling of 42096872 in words is "forty-two million, ninety-six thousand, eight hundred seventy-two".