42727475 has 12 divisors (see below), whose sum is σ = 60551184. Its totient is φ = 29298720.

The previous prime is 42727463. The next prime is 42727481. The reversal of 42727475 is 57472724.

It is not a de Polignac number, because 42727475 - 2¹⁶ = 42661939 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 121904 + ... + 122253.

It is an arithmetic number, because the mean of its divisors is an integer number (5045932).

Almost surely, 2^42727475 is an apocalyptic number.

42727475 is a deficient number, since it is larger than the sum of its proper divisors (17823709).

42727475 is a wasteful number, since it uses less digits than its factorization.

42727475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244174 (or 244169 counting only the distinct ones).

The product of its digits is 109760, while the sum is 38.

The square root of 42727475 is about 6536.6256585489. The cubic root of 42727475 is about 349.5981101324.

The spelling of 42727475 in words is "forty-two million, seven hundred twenty-seven thousand, four hundred seventy-five".