29688914 has 4 divisors (see below), whose sum is σ = 44533374. Its totient is φ = 14844456.

The previous prime is 29688853. The next prime is 29688931. The reversal of 29688914 is 41988692.

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., 16851025 + 12837889 = 4105^2 + 3583^2 .

It is a super-2 number, since 2×29688914² = 1762863228998792, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7422227 + ... + 7422230.

Almost surely, 2^29688914 is an apocalyptic number.

29688914 is a deficient number, since it is larger than the sum of its proper divisors (14844460).

29688914 is a wasteful number, since it uses less digits than its factorization.

29688914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14844459.

The product of its digits is 248832, while the sum is 47.

The square root of 29688914 is about 5448.7534354199. The cubic root of 29688914 is about 309.6454983355.

The spelling of 29688914 in words is "twenty-nine million, six hundred eighty-eight thousand, nine hundred fourteen".