4025668 has 24 divisors (see below), whose sum is σ = 7606872. Its totient is φ = 1857024.

The previous prime is 4025657. The next prime is 4025683. The reversal of 4025668 is 8665204.

It can be written as a sum of positive squares in 4 ways, for example, as 521284 + 3504384 = 722^2 + 1872^2 .

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, 3046 + ... + 4162.

It is an arithmetic number, because the mean of its divisors is an integer number (316953).

Almost surely, 2^4025668 is an apocalyptic number.

It is an amenable number.

4025668 is a deficient number, since it is larger than the sum of its proper divisors (3581204).

4025668 is a wasteful number, since it uses less digits than its factorization.

4025668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1191 (or 1189 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 4025668 is about 2006.4067384257. The cubic root of 4025668 is about 159.0789265731.

The spelling of 4025668 in words is "four million, twenty-five thousand, six hundred sixty-eight".