2275450591 has 4 divisors (see below), whose sum is σ = 2275741000. Its totient is φ = 2275160184.

The previous prime is 2275450549. The next prime is 2275450631. The reversal of 2275450591 is 1950545722.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 2275450591 - 2¹¹ = 2275448543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2275450091) 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, 133116 + ... + 149233.

It is an arithmetic number, because the mean of its divisors is an integer number (568935250).

Almost surely, 2^2275450591 is an apocalyptic number.

2275450591 is a deficient number, since it is larger than the sum of its proper divisors (290409).

2275450591 is an equidigital number, since it uses as much as digits as its factorization.

2275450591 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290408.

The product of its (nonzero) digits is 126000, while the sum is 40.

The square root of 2275450591 is about 47701.6833141138. The cubic root of 2275450591 is about 1315.2928821819.

The spelling of 2275450591 in words is "two billion, two hundred seventy-five million, four hundred fifty thousand, five hundred ninety-one".