34644673 has 4 divisors (see below), whose sum is σ = 39593920. Its totient is φ = 29695428.

The previous prime is 34644671. The next prime is 34644677. The reversal of 34644673 is 37644643.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 37644643 = 19 ⋅1981297.

It is not a de Polignac number, because 34644673 - 2¹ = 34644671 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34644671) 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, 2474613 + ... + 2474626.

It is an arithmetic number, because the mean of its divisors is an integer number (9898480).

Almost surely, 2^34644673 is an apocalyptic number.

It is an amenable number.

34644673 is a deficient number, since it is larger than the sum of its proper divisors (4949247).

34644673 is an equidigital number, since it uses as much as digits as its factorization.

34644673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4949246.

The product of its digits is 145152, while the sum is 37.

The square root of 34644673 is about 5885.9725619476. The cubic root of 34644673 is about 325.9959131057.

The spelling of 34644673 in words is "thirty-four million, six hundred forty-four thousand, six hundred seventy-three".