20696300 has 36 divisors (see below), whose sum is σ = 45596040. Its totient is φ = 8152320.

The previous prime is 20696281. The next prime is 20696317. The reversal of 20696300 is 369602.

It is a self number, because there is not a number n which added to its sum of digits gives 20696300.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5156 + ... + 8244.

Almost surely, 2^20696300 is an apocalyptic number.

20696300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20696300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22798020).

20696300 is an abundant number, since it is smaller than the sum of its proper divisors (24899740).

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

20696300 is a wasteful number, since it uses less digits than its factorization.

20696300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3170 (or 3163 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 20696300 is about 4549.3186303006. The cubic root of 20696300 is about 274.5559776704. Note that the first 3 decimals are identical.

The spelling of 20696300 in words is "twenty million, six hundred ninety-six thousand, three hundred".