34009645 has 8 divisors (see below), whose sum is σ = 40898304. Its totient is φ = 27149904.

The previous prime is 34009637. The next prime is 34009649. The reversal of 34009645 is 54690043.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 34009645 - 2³ = 34009637 is a prime.

It is a super-3 number, since 3×34009645³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34009649) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4549 + ... + 9418.

It is an arithmetic number, because the mean of its divisors is an integer number (5112288).

Almost surely, 2^34009645 is an apocalyptic number.

It is an amenable number.

34009645 is a deficient number, since it is larger than the sum of its proper divisors (6888659).

34009645 is a wasteful number, since it uses less digits than its factorization.

34009645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14459.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 34009645 is about 5831.7788881267. The cubic root of 34009645 is about 323.9918106196.

Adding to 34009645 its reverse (54690043), we get a palindrome (88699688).

The spelling of 34009645 in words is "thirty-four million, nine thousand, six hundred forty-five".