4001032 has 32 divisors (see below), whose sum is σ = 8809920. Its totient is φ = 1667520.

The previous prime is 4001029. The next prime is 4001059. The reversal of 4001032 is 2301004.

It is a zygodrome in base 13.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1107 + ... + 3037.

It is an arithmetic number, because the mean of its divisors is an integer number (275310).

Almost surely, 2^4001032 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4001032, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4404960).

4001032 is an abundant number, since it is smaller than the sum of its proper divisors (4808888).

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

4001032 is a wasteful number, since it uses less digits than its factorization.

4001032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1981 (or 1977 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 4001032 is about 2000.2579833611. The cubic root of 4001032 is about 158.7537556720.

Adding to 4001032 its reverse (2301004), we get a palindrome (6302036).

The spelling of 4001032 in words is "four million, one thousand, thirty-two".