4003212 has 24 divisors (see below), whose sum is σ = 9382912. Its totient is φ = 1328400.

The previous prime is 4003201. The next prime is 4003213. The reversal of 4003212 is 2123004.

4003212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (4003213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2637 + ... + 3867.

Almost surely, 2^4003212 is an apocalyptic number.

It is an amenable number.

4003212 is an abundant number, since it is smaller than the sum of its proper divisors (5379700).

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

4003212 is a wasteful number, since it uses less digits than its factorization.

4003212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1509 (or 1507 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 4003212 is about 2000.8028388624. The cubic root of 4003212 is about 158.7825832637.

Adding to 4003212 its reverse (2123004), we get a palindrome (6126216).

The spelling of 4003212 in words is "four million, three thousand, two hundred twelve".