2262256661 has 4 divisors (see below), whose sum is σ = 2585436192. Its totient is φ = 1939077132.

The previous prime is 2262256643. The next prime is 2262256673. The reversal of 2262256661 is 1666522622.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2262256661 - 2²² = 2258062357 is a prime.

It is a super-3 number, since 3×2262256661³ (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2262256361) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 161589755 + ... + 161589768.

It is an arithmetic number, because the mean of its divisors is an integer number (646359048).

Almost surely, 2^2262256661 is an apocalyptic number.

It is an amenable number.

2262256661 is a deficient number, since it is larger than the sum of its proper divisors (323179531).

2262256661 is an equidigital number, since it uses as much as digits as its factorization.

2262256661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323179530.

The product of its digits is 103680, while the sum is 38.

The square root of 2262256661 is about 47563.1859845406. The cubic root of 2262256661 is about 1312.7457629097.

The spelling of 2262256661 in words is "two billion, two hundred sixty-two million, two hundred fifty-six thousand, six hundred sixty-one".