2321614660 has 24 divisors (see below), whose sum is σ = 4877089560. Its totient is φ = 928322304.

The previous prime is 2321614651. The next prime is 2321614667. The reversal of 2321614660 is 664161232.

It can be written as a sum of positive squares in 4 ways, for example, as 119377476 + 2202237184 = 10926^2 + 46928^2 .

It is not an unprimeable number, because it can be changed into a prime (2321614667) by changing a digit.

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, 43512 + ... + 80848.

It is an arithmetic number, because the mean of its divisors is an integer number (203212065).

Almost surely, 2^2321614660 is an apocalyptic number.

2321614660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2321614660 is an abundant number, since it is smaller than the sum of its proper divisors (2555474900).

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

2321614660 is a wasteful number, since it uses less digits than its factorization.

2321614660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40455 (or 40453 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 2321614660 is about 48183.1366766424. The cubic root of 2321614660 is about 1324.1282334885.

Adding to 2321614660 its reverse (664161232), we get a palindrome (2985775892).

The spelling of 2321614660 in words is "two billion, three hundred twenty-one million, six hundred fourteen thousand, six hundred sixty".