2320160440 has 48 divisors (see below), whose sum is σ = 5652833400. Its totient is φ = 856672128.

The previous prime is 2320160429. The next prime is 2320160441. The reversal of 2320160440 is 440610232.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2320160441) 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, 164850 + ... + 178369.

Almost surely, 2^2320160440 is an apocalyptic number.

2320160440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2320160440 is an abundant number, since it is smaller than the sum of its proper divisors (3332672960).

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

2320160440 is a wasteful number, since it uses less digits than its factorization.

2320160440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343256 (or 343239 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 2320160440 is about 48168.0437634746. The cubic root of 2320160440 is about 1323.8517052627.

Adding to 2320160440 its reverse (440610232), we get a palindrome (2760770672).

The spelling of 2320160440 in words is "two billion, three hundred twenty million, one hundred sixty thousand, four hundred forty".