2321607740 has 24 divisors (see below), whose sum is σ = 4908103200. Its totient is φ = 922409408.

The previous prime is 2321607689. The next prime is 2321607779. The reversal of 2321607740 is 477061232.

It is a junction number, because it is equal to n+sod(n) for n = 2321607697 and 2321607706.

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, 386552 + ... + 392511.

It is an arithmetic number, because the mean of its divisors is an integer number (204504300).

Almost surely, 2^2321607740 is an apocalyptic number.

2321607740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2321607740 is an abundant number, since it is smaller than the sum of its proper divisors (2586495460).

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

2321607740 is a wasteful number, since it uses less digits than its factorization.

2321607740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 779221 (or 779219 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 2321607740 is about 48183.0648672332. The cubic root of 2321607740 is about 1324.1269178845.

Adding to 2321607740 its reverse (477061232), we get a palindrome (2798668972).

The spelling of 2321607740 in words is "two billion, three hundred twenty-one million, six hundred seven thousand, seven hundred forty".