4013002 has 12 divisors (see below), whose sum is σ = 7002450. Its totient is φ = 1719816.

The previous prime is 4012999. The next prime is 4013021. The reversal of 4013002 is 2003104.

It can be written as a sum of positive squares in only one way, i.e., 3493161 + 519841 = 1869^2 + 721^2 .

It is a super-2 number, since 2×4013002² = 32208370104008, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4013002.

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, 20377 + ... + 20572.

Almost surely, 2^4013002 is an apocalyptic number.

4013002 is a deficient number, since it is larger than the sum of its proper divisors (2989448).

4013002 is a wasteful number, since it uses less digits than its factorization.

4013002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40965 (or 40958 counting only the distinct ones).

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

The square root of 4013002 is about 2003.2478628467. The cubic root of 4013002 is about 158.9119140801.

Adding to 4013002 its reverse (2003104), we get a palindrome (6016106).

It can be divided in two parts, 401 and 3002, that added together give a triangular number (3403 = T₈₂).

The spelling of 4013002 in words is "four million, thirteen thousand, two".