42434127 has 6 divisors (see below), whose sum is σ = 61293752. Its totient is φ = 28289412.

The previous prime is 42434089. The next prime is 42434137. The reversal of 42434127 is 72143424.

42434127 is a `hidden beast` number, since 4 + 243 + 412 + 7 = 666.

It is not a de Polignac number, because 42434127 - 2⁸ = 42433871 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42434127.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42434137) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2357443 + ... + 2357460.

Almost surely, 2^42434127 is an apocalyptic number.

42434127 is a deficient number, since it is larger than the sum of its proper divisors (18859625).

42434127 is a wasteful number, since it uses less digits than its factorization.

42434127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4714909 (or 4714906 counting only the distinct ones).

The product of its digits is 5376, while the sum is 27.

The square root of 42434127 is about 6514.1482175339. The cubic root of 42434127 is about 348.7962100097.

The spelling of 42434127 in words is "forty-two million, four hundred thirty-four thousand, one hundred twenty-seven".