42211065 has 32 divisors (see below), whose sum is σ = 76567680. Its totient is φ = 19685376.

The previous prime is 42211063. The next prime is 42211067. The reversal of 42211065 is 56011224.

It is an interprime number because it is at equal distance from previous prime (42211063) and next prime (42211067).

It is not a de Polignac number, because 42211065 - 2¹ = 42211063 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42211063) 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, 1992 + ... + 9401.

It is an arithmetic number, because the mean of its divisors is an integer number (2392740).

Almost surely, 2^42211065 is an apocalyptic number.

It is an amenable number.

42211065 is a deficient number, since it is larger than the sum of its proper divisors (34356615).

42211065 is a wasteful number, since it uses less digits than its factorization.

42211065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11433.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 42211065 is about 6497.0043096800. The cubic root of 42211065 is about 348.1839676656.

Adding to 42211065 its reverse (56011224), we get a palindrome (98222289).

The spelling of 42211065 in words is "forty-two million, two hundred eleven thousand, sixty-five".