2265308390 has 16 divisors (see below), whose sum is σ = 4082430240. Its totient is φ = 905040000.

The previous prime is 2265308377. The next prime is 2265308399. The reversal of 2265308390 is 938035622.

2265308390 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2265308399) 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, 126611 + ... + 143390.

It is an arithmetic number, because the mean of its divisors is an integer number (255151890).

Almost surely, 2^2265308390 is an apocalyptic number.

2265308390 is a deficient number, since it is larger than the sum of its proper divisors (1817121850).

2265308390 is a wasteful number, since it uses less digits than its factorization.

2265308390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270847.

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 2265308390 is about 47595.2559610724. The cubic root of 2265308390 is about 1313.3357850081.

The spelling of 2265308390 in words is "two billion, two hundred sixty-five million, three hundred eight thousand, three hundred ninety".