34149709 has 6 divisors (see below), whose sum is σ = 37536590. Its totient is φ = 31045080.

The previous prime is 34149677. The next prime is 34149743. The reversal of 34149709 is 90794143.

It can be written as a sum of positive squares in only one way, i.e., 30008484 + 4141225 = 5478^2 + 2035^2 .

It is not a de Polignac number, because 34149709 - 2⁵ = 34149677 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 (34149749) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 140994 + ... + 141235.

Almost surely, 2^34149709 is an apocalyptic number.

It is an amenable number.

34149709 is a deficient number, since it is larger than the sum of its proper divisors (3386881).

34149709 is a wasteful number, since it uses less digits than its factorization.

34149709 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282251 (or 282240 counting only the distinct ones).

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 34149709 is about 5843.7752352396. The cubic root of 34149709 is about 324.4359731956.

The spelling of 34149709 in words is "thirty-four million, one hundred forty-nine thousand, seven hundred nine".