34228717 has 4 divisors (see below), whose sum is σ = 34531740. Its totient is φ = 33925696.

The previous prime is 34228697. The next prime is 34228757. The reversal of 34228717 is 71782243.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3437316 + 30791401 = 1854^2 + 5549^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34228717 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 (34228757) 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, 151342 + ... + 151567.

It is an arithmetic number, because the mean of its divisors is an integer number (8632935).

Almost surely, 2^34228717 is an apocalyptic number.

It is an amenable number.

34228717 is a deficient number, since it is larger than the sum of its proper divisors (303023).

34228717 is a wasteful number, since it uses less digits than its factorization.

34228717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303022.

The product of its digits is 18816, while the sum is 34.

The square root of 34228717 is about 5850.5313433910. The cubic root of 34228717 is about 324.6859830833.

The spelling of 34228717 in words is "thirty-four million, two hundred twenty-eight thousand, seven hundred seventeen".