4012668 has 36 divisors (see below), whose sum is σ = 11066328. Its totient is φ = 1215840.

The previous prime is 4012639. The next prime is 4012669. The reversal of 4012668 is 8662104.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×4012668² = 32203008956448, which contains 22 as substring.

It is a zygodrome in base 6.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4012669) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4671 + ... + 5462.

It is an arithmetic number, because the mean of its divisors is an integer number (307398).

Almost surely, 2^4012668 is an apocalyptic number.

It is an amenable number.

4012668 is an abundant number, since it is smaller than the sum of its proper divisors (7053660).

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

4012668 is a wasteful number, since it uses less digits than its factorization.

4012668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10154 (or 10149 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 4012668 is about 2003.1644964905. The cubic root of 4012668 is about 158.9075052401.

The spelling of 4012668 in words is "four million, twelve thousand, six hundred sixty-eight".