42265165 has 8 divisors (see below), whose sum is σ = 50784768. Its totient is φ = 33767760.

The previous prime is 42265163. The next prime is 42265207. The reversal of 42265165 is 56156224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 42265165 - 2¹ = 42265163 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42265163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1021 + ... + 9250.

It is an arithmetic number, because the mean of its divisors is an integer number (6348096).

Almost surely, 2^42265165 is an apocalyptic number.

It is an amenable number.

42265165 is a deficient number, since it is larger than the sum of its proper divisors (8519603).

42265165 is a wasteful number, since it uses less digits than its factorization.

42265165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11099.

The product of its digits is 14400, while the sum is 31.

The square root of 42265165 is about 6501.1664338025. The cubic root of 42265165 is about 348.3326546744.

The spelling of 42265165 in words is "forty-two million, two hundred sixty-five thousand, one hundred sixty-five".