42425115 has 32 divisors (see below), whose sum is σ = 74364480. Its totient is φ = 20557824.

The previous prime is 42425113. The next prime is 42425147. The reversal of 42425115 is 51152424.

It is not a de Polignac number, because 42425115 - 2¹ = 42425113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42425113) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4527 + ... + 10263.

It is an arithmetic number, because the mean of its divisors is an integer number (2323890).

Almost surely, 2^42425115 is an apocalyptic number.

42425115 is a deficient number, since it is larger than the sum of its proper divisors (31939365).

42425115 is a wasteful number, since it uses less digits than its factorization.

42425115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5791.

The product of its digits is 1600, while the sum is 24.

The square root of 42425115 is about 6513.4564556770. The cubic root of 42425115 is about 348.7715162532.

Adding to 42425115 its reverse (51152424), we get a palindrome (93577539).

The spelling of 42425115 in words is "forty-two million, four hundred twenty-five thousand, one hundred fifteen".