4256622416 has 10 divisors (see below), whose sum is σ = 8247205962. Its totient is φ = 2128311200.

The previous prime is 4256622389. The next prime is 4256622449. The reversal of 4256622416 is 6142266524.

It can be written as a sum of positive squares in only one way, i.e., 4256257600 + 364816 = 65240^2 + 604^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4256622416.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133019435 + ... + 133019466.

Almost surely, 2^4256622416 is an apocalyptic number.

It is an amenable number.

4256622416 is a deficient number, since it is larger than the sum of its proper divisors (3990583546).

4256622416 is a wasteful number, since it uses less digits than its factorization.

4256622416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266038909 (or 266038903 counting only the distinct ones).

The product of its digits is 138240, while the sum is 38.

The square root of 4256622416 is about 65242.7958934931. The cubic root of 4256622416 is about 1620.6467995923.

The spelling of 4256622416 in words is "four billion, two hundred fifty-six million, six hundred twenty-two thousand, four hundred sixteen".