42725576 has 16 divisors (see below), whose sum is σ = 80222940. Its totient is φ = 21332800.

The previous prime is 42725561. The next prime is 42725597. The reversal of 42725576 is 67552724.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 42588676 + 136900 = 6526^2 + 370^2 .

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, 3026 + ... + 9726.

Almost surely, 2^42725576 is an apocalyptic number.

It is an amenable number.

42725576 is a deficient number, since it is larger than the sum of its proper divisors (37497364).

42725576 is a wasteful number, since it uses less digits than its factorization.

42725576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7504 (or 7500 counting only the distinct ones).

The product of its digits is 117600, while the sum is 38.

The square root of 42725576 is about 6536.4803985019. The cubic root of 42725576 is about 349.5929308214.

The spelling of 42725576 in words is "forty-two million, seven hundred twenty-five thousand, five hundred seventy-six".