2245555423 has 4 divisors (see below), whose sum is σ = 2247123888. Its totient is φ = 2243986960.

The previous prime is 2245555421. The next prime is 2245555439. The reversal of 2245555423 is 3245555422.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3245555422 = 2 ⋅1622777711.

It is a cyclic number.

It is not a de Polignac number, because 2245555423 - 2¹ = 2245555421 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 (2245555421) 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, 782083 + ... + 784948.

It is an arithmetic number, because the mean of its divisors is an integer number (561780972).

Almost surely, 2^2245555423 is an apocalyptic number.

2245555423 is a deficient number, since it is larger than the sum of its proper divisors (1568465).

2245555423 is a wasteful number, since it uses less digits than its factorization.

2245555423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1568464.

The product of its digits is 240000, while the sum is 37.

The square root of 2245555423 is about 47387.2917879889. The cubic root of 2245555423 is about 1309.5073070968.

Subtracting 2245555423 from its reverse (3245555422), we obtain a palindrome (999999999).

The spelling of 2245555423 in words is "two billion, two hundred forty-five million, five hundred fifty-five thousand, four hundred twenty-three".