42425127 has 24 divisors (see below), whose sum is σ = 64471680. Its totient is φ = 27873720.

The previous prime is 42425113. The next prime is 42425147. The reversal of 42425127 is 72152424.

It is not a de Polignac number, because 42425127 - 2¹⁰ = 42424103 is a prime.

It is a super-2 number, since 2×42425127² = 3599782801932258, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 42425127.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42425147) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16024 + ... + 18482.

It is an arithmetic number, because the mean of its divisors is an integer number (2686320).

Almost surely, 2^42425127 is an apocalyptic number.

42425127 is a deficient number, since it is larger than the sum of its proper divisors (22046553).

42425127 is an equidigital number, since it uses as much as digits as its factorization.

42425127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2545 (or 2533 counting only the distinct ones).

The product of its digits is 4480, while the sum is 27.

The square root of 42425127 is about 6513.4573768468. The cubic root of 42425127 is about 348.7715491367.

The spelling of 42425127 in words is "forty-two million, four hundred twenty-five thousand, one hundred twenty-seven".