29009085 has 16 divisors (see below), whose sum is σ = 53045376. Its totient is φ = 13261248.

The previous prime is 29009083. The next prime is 29009131. The reversal of 29009085 is 58090092.

It is not a de Polignac number, because 29009085 - 2¹ = 29009083 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (29009083) 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, 138034 + ... + 138243.

It is an arithmetic number, because the mean of its divisors is an integer number (3315336).

Almost surely, 2^29009085 is an apocalyptic number.

It is an amenable number.

29009085 is a deficient number, since it is larger than the sum of its proper divisors (24036291).

29009085 is a wasteful number, since it uses less digits than its factorization.

29009085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276292.

The product of its (nonzero) digits is 6480, while the sum is 33.

The square root of 29009085 is about 5386.0082621548. The cubic root of 29009085 is about 307.2637619757.

The spelling of 29009085 in words is "twenty-nine million, nine thousand, eighty-five".