2265643106 has 16 divisors (see below), whose sum is σ = 3732868800. Its totient is φ = 1026538128.

The previous prime is 2265643103. The next prime is 2265643181. The reversal of 2265643106 is 6013465622.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2265643103) 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, 1295261 + ... + 1297008.

It is an arithmetic number, because the mean of its divisors is an integer number (233304300).

Almost surely, 2^2265643106 is an apocalyptic number.

2265643106 is a deficient number, since it is larger than the sum of its proper divisors (1467225694).

2265643106 is a wasteful number, since it uses less digits than its factorization.

2265643106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2592313.

The product of its (nonzero) digits is 51840, while the sum is 35.

The square root of 2265643106 is about 47598.7721060113. The cubic root of 2265643106 is about 1313.4004668343.

The spelling of 2265643106 in words is "two billion, two hundred sixty-five million, six hundred forty-three thousand, one hundred six".