29117530 has 32 divisors (see below), whose sum is σ = 57302784. Its totient is φ = 10587456.

The previous prime is 29117527. The next prime is 29117533. The reversal of 29117530 is 3571192.

It is an interprime number because it is at equal distance from previous prime (29117527) and next prime (29117533).

It is not an unprimeable number, because it can be changed into a prime (29117533) 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 15 ways as a sum of consecutive naturals, for example, 7039 + ... + 10381.

It is an arithmetic number, because the mean of its divisors is an integer number (1790712).

Almost surely, 2^29117530 is an apocalyptic number.

29117530 is a deficient number, since it is larger than the sum of its proper divisors (28185254).

29117530 is a wasteful number, since it uses less digits than its factorization.

29117530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3430.

The product of its (nonzero) digits is 1890, while the sum is 28.

The square root of 29117530 is about 5396.0661597130. The cubic root of 29117530 is about 307.6461684182.

The spelling of 29117530 in words is "twenty-nine million, one hundred seventeen thousand, five hundred thirty".