42875236 has 12 divisors (see below), whose sum is σ = 76060012. Its totient is φ = 21143808.

The previous prime is 42875219. The next prime is 42875249. The reversal of 42875236 is 63257824.

It can be written as a sum of positive squares in 2 ways, for example, as 36675136 + 6200100 = 6056^2 + 2490^2 .

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a plaindrome in base 11.

It is a junction number, because it is equal to n+sod(n) for n = 42875195 and 42875204.

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, 73125 + ... + 73708.

Almost surely, 2^42875236 is an apocalyptic number.

It is an amenable number.

42875236 is a deficient number, since it is larger than the sum of its proper divisors (33184776).

42875236 is a wasteful number, since it uses less digits than its factorization.

42875236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146910 (or 146908 counting only the distinct ones).

The product of its digits is 80640, while the sum is 37.

The square root of 42875236 is about 6547.9184478733. The cubic root of 42875236 is about 350.0006421757. Note that the first 3 decimals are identical.

The spelling of 42875236 in words is "forty-two million, eight hundred seventy-five thousand, two hundred thirty-six".