34402223 has 4 divisors (see below), whose sum is σ = 34444848. Its totient is φ = 34359600.

The previous prime is 34402211. The next prime is 34402243. The reversal of 34402223 is 32220443.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32220443 = 2389 ⋅13487.

It is a cyclic number.

It is not a de Polignac number, because 34402223 - 2⁸ = 34401967 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 34402195 and 34402204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34402243) 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, 20078 + ... + 21723.

It is an arithmetic number, because the mean of its divisors is an integer number (8611212).

Almost surely, 2^34402223 is an apocalyptic number.

34402223 is a deficient number, since it is larger than the sum of its proper divisors (42625).

34402223 is an equidigital number, since it uses as much as digits as its factorization.

34402223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42624.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 34402223 is about 5865.3408255616. The cubic root of 34402223 is about 325.2336717942.

Adding to 34402223 its reverse (32220443), we get a palindrome (66622666).

The spelling of 34402223 in words is "thirty-four million, four hundred two thousand, two hundred twenty-three".