2265351906 has 16 divisors (see below), whose sum is σ = 4570799904. Its totient is φ = 748434624.

The previous prime is 2265351889. The next prime is 2265351911. The reversal of 2265351906 is 6091535622.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1669936 + ... + 1671291.

It is an arithmetic number, because the mean of its divisors is an integer number (285674994).

Almost surely, 2^2265351906 is an apocalyptic number.

2265351906 is an abundant number, since it is smaller than the sum of its proper divisors (2305447998).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2265351906 is a wasteful number, since it uses less digits than its factorization.

2265351906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3341345.

The product of its (nonzero) digits is 97200, while the sum is 39.

The square root of 2265351906 is about 47595.7131052787. The cubic root of 2265351906 is about 1313.3441945701.

The spelling of 2265351906 in words is "two billion, two hundred sixty-five million, three hundred fifty-one thousand, nine hundred six".