2326638646 has 8 divisors (see below), whose sum is σ = 3641695344. Its totient is φ = 1112740200.

The previous prime is 2326638619. The next prime is 2326638647. The reversal of 2326638646 is 6468366232.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (46), and also a Moran number because the ratio is a prime number: 50579101 = 2326638646 / (2 + 3 + 2 + 6 + 6 + 3 + 8 + 6 + 4 + 6).

It is a junction number, because it is equal to n+sod(n) for n = 2326638596 and 2326638605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2326638647) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25289505 + ... + 25289596.

It is an arithmetic number, because the mean of its divisors is an integer number (455211918).

Almost surely, 2^2326638646 is an apocalyptic number.

2326638646 is a deficient number, since it is larger than the sum of its proper divisors (1315056698).

2326638646 is a wasteful number, since it uses less digits than its factorization.

2326638646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50579126.

The product of its digits is 1492992, while the sum is 46.

The square root of 2326638646 is about 48235.2427795279. The cubic root of 2326638646 is about 1325.0826854298.

The spelling of 2326638646 in words is "two billion, three hundred twenty-six million, six hundred thirty-eight thousand, six hundred forty-six".