2321640106 has 16 divisors (see below), whose sum is σ = 3557986560. Its totient is φ = 1135664560.

The previous prime is 2321640103. The next prime is 2321640107. The reversal of 2321640106 is 6010461232.

It is not an unprimeable number, because it can be changed into a prime (2321640103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 459876 + ... + 464896.

It is an arithmetic number, because the mean of its divisors is an integer number (222374160).

Almost surely, 2^2321640106 is an apocalyptic number.

2321640106 is a deficient number, since it is larger than the sum of its proper divisors (1236346454).

2321640106 is a wasteful number, since it uses less digits than its factorization.

2321640106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9989.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 2321640106 is about 48183.4007309571. The cubic root of 2321640106 is about 1324.1330711624.

The spelling of 2321640106 in words is "two billion, three hundred twenty-one million, six hundred forty thousand, one hundred six".