34728443 has 4 divisors (see below), whose sum is σ = 35217648. Its totient is φ = 34239240.

The previous prime is 34728439. The next prime is 34728451. The reversal of 34728443 is 34482743.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 34728443 - 2² = 34728439 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34721443) 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, 244496 + ... + 244637.

It is an arithmetic number, because the mean of its divisors is an integer number (8804412).

Almost surely, 2^34728443 is an apocalyptic number.

34728443 is a deficient number, since it is larger than the sum of its proper divisors (489205).

34728443 is an equidigital number, since it uses as much as digits as its factorization.

34728443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489204.

The product of its digits is 64512, while the sum is 35.

The square root of 34728443 is about 5893.0843367459. The cubic root of 34728443 is about 326.2584517513.

The spelling of 34728443 in words is "thirty-four million, seven hundred twenty-eight thousand, four hundred forty-three".