2213254623 has 4 divisors (see below), whose sum is σ = 2951006168. Its totient is φ = 1475503080.

The previous prime is 2213254619. The next prime is 2213254657. The reversal of 2213254623 is 3264523122.

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

It is not a de Polignac number, because 2213254623 - 2² = 2213254619 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 (2213254523) 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, 368875768 + ... + 368875773.

It is an arithmetic number, because the mean of its divisors is an integer number (737751542).

Almost surely, 2^2213254623 is an apocalyptic number.

2213254623 is a deficient number, since it is larger than the sum of its proper divisors (737751545).

2213254623 is an equidigital number, since it uses as much as digits as its factorization.

2213254623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 737751544.

The product of its digits is 17280, while the sum is 30.

The square root of 2213254623 is about 47045.2401736881. The cubic root of 2213254623 is about 1303.1981656922.

Adding to 2213254623 its reverse (3264523122), we get a palindrome (5477777745).

The spelling of 2213254623 in words is "two billion, two hundred thirteen million, two hundred fifty-four thousand, six hundred twenty-three".