2322640531 has 2 divisors, whose sum is σ = 2322640532. Its totient is φ = 2322640530.

The previous prime is 2322640517. The next prime is 2322640549. The reversal of 2322640531 is 1350462232.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2322640531 is a prime.

It is a super-2 number, since 2×2322640531² = 10789318072487923922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2322640531.

It is not a weakly prime, because it can be changed into another prime (2322640231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1161320265 + 1161320266.

It is an arithmetic number, because the mean of its divisors is an integer number (1161320266).

Almost surely, 2^2322640531 is an apocalyptic number.

2322640531 is a deficient number, since it is larger than the sum of its proper divisors (1).

2322640531 is an equidigital number, since it uses as much as digits as its factorization.

2322640531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 2322640531 is about 48193.7810407111. The cubic root of 2322640531 is about 1324.3232392528.

The spelling of 2322640531 in words is "two billion, three hundred twenty-two million, six hundred forty thousand, five hundred thirty-one".