29140089 has 16 divisors (see below), whose sum is σ = 43187904. Its totient is φ = 17326400.

The previous prime is 29140087. The next prime is 29140147. The reversal of 29140089 is 98004192.

It is a cyclic number.

It is not a de Polignac number, because 29140089 - 2¹ = 29140087 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (29140081) 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, 6582 + ... + 10079.

It is an arithmetic number, because the mean of its divisors is an integer number (2699244).

Almost surely, 2^29140089 is an apocalyptic number.

It is an amenable number.

29140089 is a deficient number, since it is larger than the sum of its proper divisors (14047815).

29140089 is a wasteful number, since it uses less digits than its factorization.

29140089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16728.

The product of its (nonzero) digits is 5184, while the sum is 33.

The square root of 29140089 is about 5398.1560740683. The cubic root of 29140089 is about 307.7255982137.

The spelling of 29140089 in words is "twenty-nine million, one hundred forty thousand, eighty-nine".