2322631306 has 4 divisors (see below), whose sum is σ = 3483946962. Its totient is φ = 1161315652.

The previous prime is 2322631183. The next prime is 2322631327. The reversal of 2322631306 is 6031362232.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2262429225 + 60202081 = 47565^2 + 7759^2 .

It is a super-2 number, since 2×2322631306² = 10789232367222531272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 580657825 + ... + 580657828.

Almost surely, 2^2322631306 is an apocalyptic number.

2322631306 is a deficient number, since it is larger than the sum of its proper divisors (1161315656).

2322631306 is a wasteful number, since it uses less digits than its factorization.

2322631306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1161315655.

The product of its (nonzero) digits is 7776, while the sum is 28.

The square root of 2322631306 is about 48193.6853332467. The cubic root of 2322631306 is about 1324.3214859469.

Adding to 2322631306 its reverse (6031362232), we get a palindrome (8353993538).

The spelling of 2322631306 in words is "two billion, three hundred twenty-two million, six hundred thirty-one thousand, three hundred six".