39434129 has 8 divisors (see below), whose sum is σ = 45481920. Its totient is φ = 33489936.

The previous prime is 39434093. The next prime is 39434141. The reversal of 39434129 is 92143493.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-39434129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (39434149) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25079 + ... + 26604.

It is an arithmetic number, because the mean of its divisors is an integer number (5685240).

Almost surely, 2^39434129 is an apocalyptic number.

It is an amenable number.

39434129 is a deficient number, since it is larger than the sum of its proper divisors (6047791).

39434129 is a wasteful number, since it uses less digits than its factorization.

39434129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51799.

The product of its digits is 23328, while the sum is 35.

The square root of 39434129 is about 6279.6599430224. The cubic root of 39434129 is about 340.3748144514.

The spelling of 39434129 in words is "thirty-nine million, four hundred thirty-four thousand, one hundred twenty-nine".