42726165 has 8 divisors (see below), whose sum is σ = 68361888. Its totient is φ = 22787280.

The previous prime is 42726163. The next prime is 42726181. The reversal of 42726165 is 56162724.

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

It is not a de Polignac number, because 42726165 - 2¹ = 42726163 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42726163) 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, 1424191 + ... + 1424220.

It is an arithmetic number, because the mean of its divisors is an integer number (8545236).

Almost surely, 2^42726165 is an apocalyptic number.

It is an amenable number.

42726165 is a deficient number, since it is larger than the sum of its proper divisors (25635723).

42726165 is a wasteful number, since it uses less digits than its factorization.

42726165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2848419.

The product of its digits is 20160, while the sum is 33.

The square root of 42726165 is about 6536.5254531746. The cubic root of 42726165 is about 349.5945372697.

Adding to 42726165 its reverse (56162724), we get a palindrome (98888889).

The spelling of 42726165 in words is "forty-two million, seven hundred twenty-six thousand, one hundred sixty-five".