20946200 has 48 divisors (see below), whose sum is σ = 53132760. Its totient is φ = 7616000.

The previous prime is 20946197. The next prime is 20946257. The reversal of 20946200 is 264902.

It is a congruent number.

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, 2561 + ... + 6960.

Almost surely, 2^20946200 is an apocalyptic number.

20946200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20946200 is an abundant number, since it is smaller than the sum of its proper divisors (32186560).

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

20946200 is a wasteful number, since it uses less digits than its factorization.

20946200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9548 (or 9539 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 20946200 is about 4576.7018692504. The cubic root of 20946200 is about 275.6566127873.

The spelling of 20946200 in words is "twenty million, nine hundred forty-six thousand, two hundred".