2225664535 has 4 divisors (see below), whose sum is σ = 2670797448. Its totient is φ = 1780531624.

The previous prime is 2225664523. The next prime is 2225664547. The reversal of 2225664535 is 5354665222.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2225664523) and next prime (2225664547).

It is a cyclic number.

It is not a de Polignac number, because 2225664535 - 2⁷ = 2225664407 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 222566449 + ... + 222566458.

It is an arithmetic number, because the mean of its divisors is an integer number (667699362).

Almost surely, 2^2225664535 is an apocalyptic number.

2225664535 is a deficient number, since it is larger than the sum of its proper divisors (445132913).

2225664535 is an equidigital number, since it uses as much as digits as its factorization.

2225664535 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445132912.

The product of its digits is 432000, while the sum is 40.

The square root of 2225664535 is about 47176.9491913159. The cubic root of 2225664535 is about 1305.6293427143.

The spelling of 2225664535 in words is "two billion, two hundred twenty-five million, six hundred sixty-four thousand, five hundred thirty-five".