34445623 has 4 divisors (see below), whose sum is σ = 35246728. Its totient is φ = 33644520.

The previous prime is 34445611. The next prime is 34445627. The reversal of 34445623 is 32654443.

34445623 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: 32654443 = 4817 ⋅6779.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34445623 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 (34445627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 400488 + ... + 400573.

It is an arithmetic number, because the mean of its divisors is an integer number (8811682).

Almost surely, 2^34445623 is an apocalyptic number.

34445623 is a deficient number, since it is larger than the sum of its proper divisors (801105).

34445623 is an equidigital number, since it uses as much as digits as its factorization.

34445623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 801104.

The product of its digits is 34560, while the sum is 31.

The square root of 34445623 is about 5869.0393592137. The cubic root of 34445623 is about 325.3703801098.

The spelling of 34445623 in words is "thirty-four million, four hundred forty-five thousand, six hundred twenty-three".