4001252 has 6 divisors (see below), whose sum is σ = 7002198. Its totient is φ = 2000624.

The previous prime is 4001243. The next prime is 4001269. The reversal of 4001252 is 2521004.

It can be written as a sum of positive squares in only one way, i.e., 3444736 + 556516 = 1856^2 + 746^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500153 + ... + 500160.

It is an arithmetic number, because the mean of its divisors is an integer number (1167033).

Almost surely, 2^4001252 is an apocalyptic number.

It is an amenable number.

4001252 is a deficient number, since it is larger than the sum of its proper divisors (3000946).

4001252 is a wasteful number, since it uses less digits than its factorization.

4001252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000317 (or 1000315 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 4001252 is about 2000.3129755116. The cubic root of 4001252 is about 158.7566653535.

Adding to 4001252 its reverse (2521004), we get a palindrome (6522256).

The spelling of 4001252 in words is "four million, one thousand, two hundred fifty-two".