20703354 has 32 divisors (see below), whose sum is σ = 47900160. Its totient is φ = 5842992.

The previous prime is 20703349. The next prime is 20703373. The reversal of 20703354 is 45330702.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 517 + ... + 6455.

It is an arithmetic number, because the mean of its divisors is an integer number (1496880).

Almost surely, 2^20703354 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20703354, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23950080).

20703354 is an abundant number, since it is smaller than the sum of its proper divisors (27196806).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20703354 is a wasteful number, since it uses less digits than its factorization.

20703354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6034.

The product of its (nonzero) digits is 2520, while the sum is 24.

The square root of 20703354 is about 4550.0938451861. The cubic root of 20703354 is about 274.5871667860.

The spelling of 20703354 in words is "twenty million, seven hundred three thousand, three hundred fifty-four".