4256650 has 12 divisors (see below), whose sum is σ = 7917462. Its totient is φ = 1702640.

The previous prime is 4256639. The next prime is 4256653. The reversal of 4256650 is 566524.

It can be written as a sum of positive squares in 3 ways, for example, as 2343961 + 1912689 = 1531^2 + 1383^2 .

It is a d-powerful number, because it can be written as 4 + 2²² + 5² + 6² + 6⁶ + 5⁶ + 0 .

It is not an unprimeable number, because it can be changed into a prime (4256653) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 42517 + ... + 42616.

Almost surely, 2^4256650 is an apocalyptic number.

4256650 is a deficient number, since it is larger than the sum of its proper divisors (3660812).

4256650 is a wasteful number, since it uses less digits than its factorization.

4256650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85145 (or 85140 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 4256650 is about 2063.1650442948. The cubic root of 4256650 is about 162.0650300320.

The spelling of 4256650 in words is "four million, two hundred fifty-six thousand, six hundred fifty".