20701682 has 8 divisors (see below), whose sum is σ = 32879196. Its totient is φ = 9741952.

The previous prime is 20701663. The next prime is 20701691. The reversal of 20701682 is 28610702.

It can be written as a sum of positive squares in 2 ways, for example, as 20693401 + 8281 = 4549^2 + 91^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 304403 + ... + 304470.

Almost surely, 2^20701682 is an apocalyptic number.

20701682 is a deficient number, since it is larger than the sum of its proper divisors (12177514).

20701682 is a wasteful number, since it uses less digits than its factorization.

20701682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 608892.

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 20701682 is about 4549.9101090022. The cubic root of 20701682 is about 274.5797747131.

The spelling of 20701682 in words is "twenty million, seven hundred one thousand, six hundred eighty-two".