4020532 has 6 divisors (see below), whose sum is σ = 7035938. Its totient is φ = 2010264.

The previous prime is 4020529. The next prime is 4020563. The reversal of 4020532 is 2350204.

It can be written as a sum of positive squares in only one way, i.e., 3370896 + 649636 = 1836^2 + 806^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 502563 + ... + 502570.

Almost surely, 2^4020532 is an apocalyptic number.

It is an amenable number.

4020532 is a deficient number, since it is larger than the sum of its proper divisors (3015406).

4020532 is a wasteful number, since it uses less digits than its factorization.

4020532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1005137 (or 1005135 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 4020532 is about 2005.1264299290. The cubic root of 4020532 is about 159.0112461225.

Adding to 4020532 its reverse (2350204), we get a palindrome (6370736).

The spelling of 4020532 in words is "four million, twenty thousand, five hundred thirty-two".