2321686436 has 6 divisors (see below), whose sum is σ = 4062951270. Its totient is φ = 1160843216.

The previous prime is 2321686429. The next prime is 2321686453. The reversal of 2321686436 is 6346861232.

It can be written as a sum of positive squares in only one way, i.e., 1658932900 + 662753536 = 40730^2 + 25744^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2321686393 and 2321686402.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 290210801 + ... + 290210808.

It is an arithmetic number, because the mean of its divisors is an integer number (677158545).

Almost surely, 2^2321686436 is an apocalyptic number.

It is an amenable number.

2321686436 is a deficient number, since it is larger than the sum of its proper divisors (1741264834).

2321686436 is a wasteful number, since it uses less digits than its factorization.

2321686436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580421613 (or 580421611 counting only the distinct ones).

The product of its digits is 248832, while the sum is 41.

The square root of 2321686436 is about 48183.8814957865. The cubic root of 2321686436 is about 1324.1418791134.

The spelling of 2321686436 in words is "two billion, three hundred twenty-one million, six hundred eighty-six thousand, four hundred thirty-six".