20967346 has 8 divisors (see below), whose sum is σ = 32465664. Its totient is φ = 10145460.

The previous prime is 20967343. The next prime is 20967371. The reversal of 20967346 is 64376902.

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

It is not an unprimeable number, because it can be changed into a prime (20967343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 169030 + ... + 169153.

It is an arithmetic number, because the mean of its divisors is an integer number (4058208).

Almost surely, 2^20967346 is an apocalyptic number.

20967346 is a deficient number, since it is larger than the sum of its proper divisors (11498318).

20967346 is a wasteful number, since it uses less digits than its factorization.

20967346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338216.

The product of its (nonzero) digits is 54432, while the sum is 37.

The square root of 20967346 is about 4579.0114653711. The cubic root of 20967346 is about 275.7493435975.

The spelling of 20967346 in words is "twenty million, nine hundred sixty-seven thousand, three hundred forty-six".