4013532 has 18 divisors (see below), whose sum is σ = 10145408. Its totient is φ = 1337832.

The previous prime is 4013521. The next prime is 4013543. The reversal of 4013532 is 2353104.

It is an interprime number because it is at equal distance from previous prime (4013521) and next prime (4013543).

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×4013532² = 32216878230048, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 55708 + ... + 55779.

Almost surely, 2^4013532 is an apocalyptic number.

It is an amenable number.

4013532 is an abundant number, since it is smaller than the sum of its proper divisors (6131876).

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

4013532 is a wasteful number, since it uses less digits than its factorization.

4013532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111497 (or 111492 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 4013532 is about 2003.3801436572. The cubic root of 4013532 is about 158.9189096416.

Adding to 4013532 its reverse (2353104), we get a palindrome (6366636).

The spelling of 4013532 in words is "four million, thirteen thousand, five hundred thirty-two".