2229493445 has 4 divisors (see below), whose sum is σ = 2675392140. Its totient is φ = 1783594752.

The previous prime is 2229493429. The next prime is 2229493451. The reversal of 2229493445 is 5443949222.

2229493445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5443949222 = 2 ⋅2721974611.

It can be written as a sum of positive squares in 2 ways, for example, as 1640412004 + 589081441 = 40502^2 + 24271^2 .

It is a cyclic number.

It is not a de Polignac number, because 2229493445 - 2⁴ = 2229493429 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2229493396 and 2229493405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 222949340 + ... + 222949349.

It is an arithmetic number, because the mean of its divisors is an integer number (668848035).

Almost surely, 2^2229493445 is an apocalyptic number.

It is an amenable number.

2229493445 is a deficient number, since it is larger than the sum of its proper divisors (445898695).

2229493445 is an equidigital number, since it uses as much as digits as its factorization.

2229493445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 445898694.

The product of its digits is 622080, while the sum is 44.

The square root of 2229493445 is about 47217.5120585573. The cubic root of 2229493445 is about 1306.3776245807.

The spelling of 2229493445 in words is "two billion, two hundred twenty-nine million, four hundred ninety-three thousand, four hundred forty-five".