2305225520 has 40 divisors (see below), whose sum is σ = 5771932656. Its totient is φ = 851159808.

The previous prime is 2305225501. The next prime is 2305225529. The reversal of 2305225520 is 255225032.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a self number, because there is not a number n which added to its sum of digits gives 2305225520.

It is not an unprimeable number, because it can be changed into a prime (2305225529) 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, 1107242 + ... + 1109321.

Almost surely, 2^2305225520 is an apocalyptic number.

2305225520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2305225520 is an abundant number, since it is smaller than the sum of its proper divisors (3466707136).

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

2305225520 is a wasteful number, since it uses less digits than its factorization.

2305225520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2216589 (or 2216583 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 26.

The square root of 2305225520 is about 48012.7641362169. The cubic root of 2305225520 is about 1321.0050350105.

The spelling of 2305225520 in words is "two billion, three hundred five million, two hundred twenty-five thousand, five hundred twenty".