20706334 has 16 divisors (see below), whose sum is σ = 34154496. Its totient is φ = 9336600.

The previous prime is 20706311. The next prime is 20706341. The reversal of 20706334 is 43360702.

20706334 = 1367² + 1368² + ... + 1377².

It is a junction number, because it is equal to n+sod(n) for n = 20706299 and 20706308.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 912 + ... + 6499.

It is an arithmetic number, because the mean of its divisors is an integer number (2134656).

Almost surely, 2^20706334 is an apocalyptic number.

20706334 is a deficient number, since it is larger than the sum of its proper divisors (13448162).

20706334 is a wasteful number, since it uses less digits than its factorization.

20706334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7551.

The product of its (nonzero) digits is 3024, while the sum is 25.

The square root of 20706334 is about 4550.4212991766. The cubic root of 20706334 is about 274.6003406659.

The spelling of 20706334 in words is "twenty million, seven hundred six thousand, three hundred thirty-four".