4320012 has 24 divisors (see below), whose sum is σ = 10148656. Its totient is φ = 1430208.

The previous prime is 4319993. The next prime is 4320059. The reversal of 4320012 is 2100234.

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

It is a self number, because there is not a number n which added to its sum of digits gives 4320012.

It is a congruent number.

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, 738 + ... + 3030.

Almost surely, 2^4320012 is an apocalyptic number.

It is an amenable number.

4320012 is an abundant number, since it is smaller than the sum of its proper divisors (5828644).

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

4320012 is a wasteful number, since it uses less digits than its factorization.

4320012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2457 (or 2455 counting only the distinct ones).

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

The square root of 4320012 is about 2078.4638558320. The cubic root of 4320012 is about 162.8652077965.

Adding to 4320012 its reverse (2100234), we get a palindrome (6420246).

It can be divided in two parts, 43200 and 12, that multiplied together give a square (518400 = 720²).

The spelling of 4320012 in words is "four million, three hundred twenty thousand, twelve".