4565916 has 48 divisors (see below), whose sum is σ = 12033280. Its totient is φ = 1496880.

The previous prime is 4565903. The next prime is 4565917. The reversal of 4565916 is 6195654.

4565916 is a `hidden beast` number, since 4 + 565 + 91 + 6 = 666.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4565917) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6921 + ... + 7551.

Almost surely, 2^4565916 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4565916, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6016640).

4565916 is an abundant number, since it is smaller than the sum of its proper divisors (7467364).

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

4565916 is a wasteful number, since it uses less digits than its factorization.

4565916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711 (or 703 counting only the distinct ones).

The product of its digits is 32400, while the sum is 36.

The square root of 4565916 is about 2136.8004118307. The cubic root of 4565916 is about 165.8985687021.

The spelling of 4565916 in words is "four million, five hundred sixty-five thousand, nine hundred sixteen".