34387629 has 4 divisors (see below), whose sum is σ = 45850176. Its totient is φ = 22925084.

The previous prime is 34387609. The next prime is 34387637. The reversal of 34387629 is 92678343.

34387629 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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: 92678343 = 3 ⋅30892781.

It is a cyclic number.

It is not a de Polignac number, because 34387629 - 2⁹ = 34387117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34387609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5731269 + ... + 5731274.

It is an arithmetic number, because the mean of its divisors is an integer number (11462544).

Almost surely, 2^34387629 is an apocalyptic number.

It is an amenable number.

34387629 is a deficient number, since it is larger than the sum of its proper divisors (11462547).

34387629 is a wasteful number, since it uses less digits than its factorization.

34387629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11462546.

The product of its digits is 217728, while the sum is 42.

The square root of 34387629 is about 5864.0966056162. The cubic root of 34387629 is about 325.1876754300.

The spelling of 34387629 in words is "thirty-four million, three hundred eighty-seven thousand, six hundred twenty-nine".