4252666 has 12 divisors (see below), whose sum is σ = 7012026. Its totient is φ = 1932920.

The previous prime is 4252583. The next prime is 4252679. The reversal of 4252666 is 6662524.

It can be written as a sum of positive squares in only one way, i.e., 3294225 + 958441 = 1815^2 + 979^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8545 + ... + 9028.

Almost surely, 2^4252666 is an apocalyptic number.

4252666 is a deficient number, since it is larger than the sum of its proper divisors (2759360).

4252666 is a wasteful number, since it uses less digits than its factorization.

4252666 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17597 (or 17586 counting only the distinct ones).

The product of its digits is 17280, while the sum is 31.

The square root of 4252666 is about 2062.1993114149. The cubic root of 4252666 is about 162.0144528080.

The spelling of 4252666 in words is "four million, two hundred fifty-two thousand, six hundred sixty-six".