34216649 has 4 divisors (see below), whose sum is σ = 34312320. Its totient is φ = 34120980.

The previous prime is 34216639. The next prime is 34216661. The reversal of 34216649 is 94661243.

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: 94661243 = 47 ⋅2014069.

It is a cyclic number.

It is not a de Polignac number, because 34216649 - 2²⁰ = 33168073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34216619) 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, 47297 + ... + 48014.

It is an arithmetic number, because the mean of its divisors is an integer number (8578080).

Almost surely, 2^34216649 is an apocalyptic number.

It is an amenable number.

34216649 is a deficient number, since it is larger than the sum of its proper divisors (95671).

34216649 is an equidigital number, since it uses as much as digits as its factorization.

34216649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95670.

The product of its digits is 31104, while the sum is 35.

The square root of 34216649 is about 5849.4998931533. The cubic root of 34216649 is about 324.6478204782.

The spelling of 34216649 in words is "thirty-four million, two hundred sixteen thousand, six hundred forty-nine".