2320464 has 40 divisors (see below), whose sum is σ = 6204960. Its totient is φ = 746368.

The previous prime is 2320427. The next prime is 2320471. The reversal of 2320464 is 4640232.

It is a self number, because there is not a number n which added to its sum of digits gives 2320464.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 559 + ... + 2225.

It is an arithmetic number, because the mean of its divisors is an integer number (155124).

2^2320464 is an apocalyptic number.

2320464 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2320464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3102480).

2320464 is an abundant number, since it is smaller than the sum of its proper divisors (3884496).

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

2320464 is a wasteful number, since it uses less digits than its factorization.

2320464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1707 (or 1701 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 2320464 is about 1523.3069290199. The cubic root of 2320464 is about 132.3909438468.

Adding to 2320464 its reverse (4640232), we get a palindrome (6960696).

The spelling of 2320464 in words is "two million, three hundred twenty thousand, four hundred sixty-four".