5623350349 has 4 divisors (see below), whose sum is σ = 5628477564. Its totient is φ = 5618223136.

The previous prime is 5623350329. The next prime is 5623350353. The reversal of 5623350349 is 9430533265.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9430533265 = 5 ⋅1886106653.

It can be written as a sum of positive squares in 2 ways, for example, as 2990121124 + 2633229225 = 54682^2 + 51315^2 .

It is a cyclic number.

It is not a de Polignac number, because 5623350349 - 2¹⁹ = 5622826061 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5623350319) 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, 2561962 + ... + 2564155.

It is an arithmetic number, because the mean of its divisors is an integer number (1407119391).

Almost surely, 2^5623350349 is an apocalyptic number.

It is an amenable number.

5623350349 is a deficient number, since it is larger than the sum of its proper divisors (5127215).

5623350349 is a wasteful number, since it uses less digits than its factorization.

5623350349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5127214.

The product of its (nonzero) digits is 291600, while the sum is 40.

The square root of 5623350349 is about 74989.0015202230. The cubic root of 5623350349 is about 1778.2727794660.

The spelling of 5623350349 in words is "five billion, six hundred twenty-three million, three hundred fifty thousand, three hundred forty-nine".