29939506 has 4 divisors (see below), whose sum is σ = 44909262. Its totient is φ = 14969752.

The previous prime is 29939489. The next prime is 29939519. The reversal of 29939506 is 60593992.

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., 20385225 + 9554281 = 4515^2 + 3091^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 7484875 + ... + 7484878.

Almost surely, 2^29939506 is an apocalyptic number.

29939506 is a deficient number, since it is larger than the sum of its proper divisors (14969756).

29939506 is a wasteful number, since it uses less digits than its factorization.

29939506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14969755.

The product of its (nonzero) digits is 131220, while the sum is 43.

The square root of 29939506 is about 5471.7004669481. The cubic root of 29939506 is about 310.5142556962.

The spelling of 29939506 in words is "twenty-nine million, nine hundred thirty-nine thousand, five hundred six".