29117146 has 4 divisors (see below), whose sum is σ = 43675722. Its totient is φ = 14558572.

The previous prime is 29117129. The next prime is 29117203. The reversal of 29117146 is 64171192.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 27931225 + 1185921 = 5285^2 + 1089^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7279285 + ... + 7279288.

Almost surely, 2^29117146 is an apocalyptic number.

29117146 is a deficient number, since it is larger than the sum of its proper divisors (14558576).

29117146 is a wasteful number, since it uses less digits than its factorization.

29117146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14558575.

The product of its digits is 3024, while the sum is 31.

The square root of 29117146 is about 5396.0305781194. The cubic root of 29117146 is about 307.6448160067.

The spelling of 29117146 in words is "twenty-nine million, one hundred seventeen thousand, one hundred forty-six".