69946 has 8 divisors (see below), whose sum is σ = 107604. Its totient is φ = 34080.

The previous prime is 69941. The next prime is 69959. The reversal of 69946 is 64996.

It can be written as a sum of positive squares in 2 ways, for example, as 50625 + 19321 = 225^2 + 139^2 .

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

It is a plaindrome in base 12 and base 16.

It is not an unprimeable number, because it can be changed into a prime (69941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 345 + ... + 508.

2⁶⁹⁹⁴⁶ is an apocalyptic number.

69946 is a deficient number, since it is larger than the sum of its proper divisors (37658).

69946 is a wasteful number, since it uses less digits than its factorization.

69946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 896.

The product of its digits is 11664, while the sum is 34.

The square root of 69946 is about 264.4730610100. The cubic root of 69946 is about 41.2022526811.

Subtracting from 69946 its reverse (64996), we obtain a triangular number (4950 = T₉₉).

The spelling of 69946 in words is "sixty-nine thousand, nine hundred forty-six".