34220303 has 24 divisors (see below), whose sum is σ = 40292208. Its totient is φ = 28933632.

The previous prime is 34220299. The next prime is 34220323. The reversal of 34220303 is 30302243.

It is not a de Polignac number, because 34220303 - 2² = 34220299 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34220323) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 123401 + ... + 123677.

It is an arithmetic number, because the mean of its divisors is an integer number (1678842).

Almost surely, 2^34220303 is an apocalyptic number.

34220303 is a deficient number, since it is larger than the sum of its proper divisors (6071905).

34220303 is a wasteful number, since it uses less digits than its factorization.

34220303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 363 (or 350 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 17.

The square root of 34220303 is about 5849.8122192084. The cubic root of 34220303 is about 324.6593764599.

Adding to 34220303 its reverse (30302243), we get a palindrome (64522546).

The spelling of 34220303 in words is "thirty-four million, two hundred twenty thousand, three hundred three".