34729939 has 16 divisors (see below), whose sum is σ = 37078272. Its totient is φ = 32483808.

The previous prime is 34729927. The next prime is 34729943. The reversal of 34729939 is 93992743.

It is a cyclic number.

It is not a de Polignac number, because 34729939 - 2⁷ = 34729811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34729909) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 131922 + ... + 132184.

It is an arithmetic number, because the mean of its divisors is an integer number (2317392).

Almost surely, 2^34729939 is an apocalyptic number.

34729939 is a deficient number, since it is larger than the sum of its proper divisors (2348333).

34729939 is a wasteful number, since it uses less digits than its factorization.

34729939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 426.

The product of its digits is 367416, while the sum is 46.

The square root of 34729939 is about 5893.2112638187. The cubic root of 34729939 is about 326.2631364381.

The spelling of 34729939 in words is "thirty-four million, seven hundred twenty-nine thousand, nine hundred thirty-nine".