4042532 has 36 divisors (see below), whose sum is σ = 8123220. Its totient is φ = 1749504.

The previous prime is 4042523. The next prime is 4042543. The reversal of 4042532 is 2352404.

It can be written as a sum of positive squares in 6 ways, for example, as 106276 + 3936256 = 326^2 + 1984^2 .

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 14894 + ... + 15162.

It is an arithmetic number, because the mean of its divisors is an integer number (225645).

Almost surely, 2^4042532 is an apocalyptic number.

It is an amenable number.

4042532 is an abundant number, since it is smaller than the sum of its proper divisors (4080688).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4042532 is a wasteful number, since it uses less digits than its factorization.

4042532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320 (or 301 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 4042532 is about 2010.6048841083. The cubic root of 4042532 is about 159.3007505994.

Adding to 4042532 its reverse (2352404), we get a palindrome (6394936).

The spelling of 4042532 in words is "four million, forty-two thousand, five hundred thirty-two".