83949946 has 8 divisors (see below), whose sum is σ = 126007200. Its totient is φ = 41947548.

The previous prime is 83949913. The next prime is 83949949. The reversal of 83949946 is 64994938.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 83949893 and 83949902.

It is not an unprimeable number, because it can be changed into a prime (83949949) 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 3 ways as a sum of consecutive naturals, for example, 9646 + ... + 16153.

It is an arithmetic number, because the mean of its divisors is an integer number (15750900).

Almost surely, 2^83949946 is an apocalyptic number.

83949946 is a deficient number, since it is larger than the sum of its proper divisors (42057254).

83949946 is a wasteful number, since it uses less digits than its factorization.

83949946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27428.

The product of its digits is 1679616, while the sum is 52.

The square root of 83949946 is about 9162.4203134325. The cubic root of 83949946 is about 437.8649076368.

The spelling of 83949946 in words is "eighty-three million, nine hundred forty-nine thousand, nine hundred forty-six".