4126656 has 28 divisors (see below), whose sum is σ = 10918952. Its totient is φ = 1375488.

The previous prime is 4126651. The next prime is 4126657. The reversal of 4126656 is 6566214.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4126651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10555 + ... + 10938.

Almost surely, 2^4126656 is an apocalyptic number.

It is an amenable number.

4126656 is an abundant number, since it is smaller than the sum of its proper divisors (6792296).

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

4126656 is a wasteful number, since it uses less digits than its factorization.

4126656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21508 (or 21498 counting only the distinct ones).

The product of its digits is 8640, while the sum is 30.

The square root of 4126656 is about 2031.4172392692. The cubic root of 4126656 is about 160.3981749491.

The spelling of 4126656 in words is "four million, one hundred twenty-six thousand, six hundred fifty-six".