34722609 has 4 divisors (see below), whose sum is σ = 46296816. Its totient is φ = 23148404.

The previous prime is 34722607. The next prime is 34722631. The reversal of 34722609 is 90622743.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 90622743 = 3 ⋅30207581.

It is a cyclic number.

It is not a de Polignac number, because 34722609 - 2¹ = 34722607 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 34722609.

It is not an unprimeable number, because it can be changed into a prime (34722607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5787099 + ... + 5787104.

It is an arithmetic number, because the mean of its divisors is an integer number (11574204).

Almost surely, 2^34722609 is an apocalyptic number.

It is an amenable number.

34722609 is a deficient number, since it is larger than the sum of its proper divisors (11574207).

34722609 is a wasteful number, since it uses less digits than its factorization.

34722609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11574206.

The product of its (nonzero) digits is 18144, while the sum is 33.

The square root of 34722609 is about 5892.5893289792. The cubic root of 34722609 is about 326.2401814400.

The spelling of 34722609 in words is "thirty-four million, seven hundred twenty-two thousand, six hundred nine".