29982086 has 4 divisors (see below), whose sum is σ = 44973132. Its totient is φ = 14991042.

The previous prime is 29982079. The next prime is 29982091. The reversal of 29982086 is 68028992.

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

It is a super-2 number, since 2×29982086² = 1797850961822792, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7495520 + ... + 7495523.

It is an arithmetic number, because the mean of its divisors is an integer number (11243283).

Almost surely, 2^29982086 is an apocalyptic number.

29982086 is a deficient number, since it is larger than the sum of its proper divisors (14991046).

29982086 is a wasteful number, since it uses less digits than its factorization.

29982086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14991045.

The product of its (nonzero) digits is 124416, while the sum is 44.

The square root of 29982086 is about 5475.5900138707. The cubic root of 29982086 is about 310.6613905441.

The spelling of 29982086 in words is "twenty-nine million, nine hundred eighty-two thousand, eighty-six".