4381012 has 12 divisors (see below), whose sum is σ = 7845376. Its totient is φ = 2139480.

The previous prime is 4381009. The next prime is 4381031. The reversal of 4381012 is 2101834.

It is a super-2 number, since 2×4381012² = 38386532288288, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12564 + ... + 12907.

Almost surely, 2^4381012 is an apocalyptic number.

It is an amenable number.

4381012 is a deficient number, since it is larger than the sum of its proper divisors (3464364).

4381012 is a wasteful number, since it uses less digits than its factorization.

4381012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25518 (or 25516 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 4381012 is about 2093.0867158338. The cubic root of 4381012 is about 163.6281979839.

Adding to 4381012 its reverse (2101834), we get a palindrome (6482846).

The spelling of 4381012 in words is "four million, three hundred eighty-one thousand, twelve".