34351009 has 24 divisors (see below), whose sum is σ = 44093376. Its totient is φ = 26460000.

The previous prime is 34351003. The next prime is 34351019. The reversal of 34351009 is 90015343.

It is not a de Polignac number, because 34351009 - 2³ = 34351001 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 (34351001) 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, 54124 + ... + 54754.

It is an arithmetic number, because the mean of its divisors is an integer number (1837224).

Almost surely, 2^34351009 is an apocalyptic number.

It is an amenable number.

34351009 is a deficient number, since it is larger than the sum of its proper divisors (9742367).

34351009 is a wasteful number, since it uses less digits than its factorization.

34351009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 757 (or 750 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 34351009 is about 5860.9733833212. The cubic root of 34351009 is about 325.0722017100.

It can be divided in two parts, 3435 and 1009, that added together give a palindrome (4444).

The spelling of 34351009 in words is "thirty-four million, three hundred fifty-one thousand, nine".