4591368 has 48 divisors (see below), whose sum is σ = 12732720. Its totient is φ = 1493856.

The previous prime is 4591361. The next prime is 4591373. The reversal of 4591368 is 8631954.

4591368 is a `hidden beast` number, since 4 + 591 + 3 + 68 = 666.

It is a super-2 number, since 2×4591368² = 42161320222848, which contains 22 as substring.

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

It is not an unprimeable number, because it can be changed into a prime (4591361) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2355 + ... + 3837.

It is an arithmetic number, because the mean of its divisors is an integer number (265265).

Almost surely, 2^4591368 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 4591368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6366360).

4591368 is an abundant number, since it is smaller than the sum of its proper divisors (8141352).

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

4591368 is a wasteful number, since it uses less digits than its factorization.

4591368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1538 (or 1531 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 4591368 is about 2142.7477686373. The cubic root of 4591368 is about 166.2062564167.

The spelling of 4591368 in words is "four million, five hundred ninety-one thousand, three hundred sixty-eight".