42065032 has 16 divisors (see below), whose sum is σ = 79019100. Its totient is φ = 20993280.

The previous prime is 42065029. The next prime is 42065033. The reversal of 42065032 is 23056024.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 41036836 + 1028196 = 6406^2 + 1014^2 .

It is a super-2 number, since 2×42065032² = 3538933834322048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42064994 and 42065012.

It is not an unprimeable number, because it can be changed into a prime (42065033) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69 + ... + 9172.

Almost surely, 2^42065032 is an apocalyptic number.

It is an amenable number.

42065032 is a deficient number, since it is larger than the sum of its proper divisors (36954068).

42065032 is a wasteful number, since it uses less digits than its factorization.

42065032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9816 (or 9812 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 42065032 is about 6485.7560854537. The cubic root of 42065032 is about 347.7819790863.

The spelling of 42065032 in words is "forty-two million, sixty-five thousand, thirty-two".