4097656 has 8 divisors (see below), whose sum is σ = 7683120. Its totient is φ = 2048824.

The previous prime is 4097647. The next prime is 4097683. The reversal of 4097656 is 6567904.

It is a tau number, because it is divible by the number of its divisors (8).

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, 256096 + ... + 256111.

It is an arithmetic number, because the mean of its divisors is an integer number (960390).

Almost surely, 2^4097656 is an apocalyptic number.

It is an amenable number.

4097656 is a deficient number, since it is larger than the sum of its proper divisors (3585464).

4097656 is a wasteful number, since it uses less digits than its factorization.

4097656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512213 (or 512209 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 37.

The square root of 4097656 is about 2024.2667808370. The cubic root of 4097656 is about 160.0215595948.

It can be divided in two parts, 4097 and 656, that added together give a triangular number (4753 = T₉₇).

The spelling of 4097656 in words is "four million, ninety-seven thousand, six hundred fifty-six".