42162611 has 4 divisors (see below), whose sum is σ = 43995792. Its totient is φ = 40329432.

The previous prime is 42162563. The next prime is 42162641. The reversal of 42162611 is 11626124.

42162611 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42162611 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23), and also a Moran number because the ratio is a prime number: 1833157 = 42162611 / (4 + 2 + 1 + 6 + 2 + 6 + 1 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42162641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 916556 + ... + 916601.

It is an arithmetic number, because the mean of its divisors is an integer number (10998948).

Almost surely, 2^42162611 is an apocalyptic number.

42162611 is a deficient number, since it is larger than the sum of its proper divisors (1833181).

42162611 is a wasteful number, since it uses less digits than its factorization.

42162611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1833180.

The product of its digits is 576, while the sum is 23.

The square root of 42162611 is about 6493.2742896015. The cubic root of 42162611 is about 348.0506900882.

Adding to 42162611 its reverse (11626124), we get a palindrome (53788735).

The spelling of 42162611 in words is "forty-two million, one hundred sixty-two thousand, six hundred eleven".