201696804 has 63 divisors (see below), whose sum is σ = 531231883. Its totient is φ = 66976632.

The previous prime is 201696793. The next prime is 201696829. The reversal of 201696804 is 408696102.

The square root of 201696804 is 14202.

It is a perfect power (a square), and thus also a powerful number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 20 ways as a sum of consecutive naturals, for example, 766777 + ... + 767039.

Almost surely, 2^201696804 is an apocalyptic number.

201696804 is the 14202-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 201696804

201696804 is an abundant number, since it is smaller than the sum of its proper divisors (329535079).

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

201696804 is an frugal number, since it uses more digits than its factorization.

201696804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 548 (or 268 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The cubic root of 201696804 is about 586.4527208570.

Multiplying 201696804 by its sum of digits (36), we get a square (7261084944 = 85212²).

201696804 divided by its sum of digits (36) gives a square (5602689 = 2367²).

Multiplying 201696804 by its product of nonzero digits (20736), we get a square (4182384927744 = 2045088²).

It can be divided in two parts, 201696 and 804, that added together give a square (202500 = 450²).

The spelling of 201696804 in words is "two hundred one million, six hundred ninety-six thousand, eight hundred four".