20800352 has 12 divisors (see below), whose sum is σ = 40950756. Its totient is φ = 10400160.

The previous prime is 20800343. The next prime is 20800357. The reversal of 20800352 is 25300802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20800357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 324974 + ... + 325037.

It is an arithmetic number, because the mean of its divisors is an integer number (3412563).

Almost surely, 2^20800352 is an apocalyptic number.

It is an amenable number.

20800352 is a deficient number, since it is larger than the sum of its proper divisors (20150404).

20800352 is an equidigital number, since it uses as much as digits as its factorization.

20800352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 650021 (or 650013 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 20800352 is about 4560.7402907861. The cubic root of 20800352 is about 275.0153247658.

The spelling of 20800352 in words is "twenty million, eight hundred thousand, three hundred fifty-two".