4564340 has 24 divisors (see below), whose sum is σ = 10456992. Its totient is φ = 1659680.

The previous prime is 4564337. The next prime is 4564363. The reversal of 4564340 is 434654.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10154 + ... + 10593.

It is an arithmetic number, because the mean of its divisors is an integer number (435708).

Almost surely, 2^4564340 is an apocalyptic number.

It is an amenable number.

4564340 is an abundant number, since it is smaller than the sum of its proper divisors (5892652).

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

4564340 is a wasteful number, since it uses less digits than its factorization.

4564340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20767 (or 20765 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 4564340 is about 2136.4316043347. The cubic root of 4564340 is about 165.8794789779.

Adding to 4564340 its reverse (434654), we get a palindrome (4998994).

The spelling of 4564340 in words is "four million, five hundred sixty-four thousand, three hundred forty".