2005322454 has 32 divisors (see below), whose sum is σ = 4457737440. Its totient is φ = 668221056.

The previous prime is 2005322441. The next prime is 2005322461. The reversal of 2005322454 is 4542235002.

It is a happy number.

2005322454 is a `hidden beast` number, since 200 + 5 + 3 + 2 + 2 + 454 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 306562 + ... + 313034.

It is an arithmetic number, because the mean of its divisors is an integer number (139304295).

Almost surely, 2^2005322454 is an apocalyptic number.

2005322454 is an abundant number, since it is smaller than the sum of its proper divisors (2452414986).

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

2005322454 is a wasteful number, since it uses less digits than its factorization.

2005322454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12221 (or 12215 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 2005322454 is about 44780.8268570378. The cubic root of 2005322454 is about 1261.0377052274.

Adding to 2005322454 its reverse (4542235002), we get a palindrome (6547557456).

The spelling of 2005322454 in words is "two billion, five million, three hundred twenty-two thousand, four hundred fifty-four".