201697344 has 112 divisors (see below), whose sum is σ = 597651840. Its totient is φ = 66700800.

The previous prime is 201697339. The next prime is 201697361. The reversal of 201697344 is 443796102.

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

It is a junction number, because it is equal to n+sod(n) for n = 201697299 and 201697308.

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, 260542 + ... + 261314.

Almost surely, 2^201697344 is an apocalyptic number.

201697344 is a gapful number since it is divisible by the number (24) 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 201697344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (298825920).

201697344 is an abundant number, since it is smaller than the sum of its proper divisors (395954496).

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

201697344 is a wasteful number, since it uses less digits than its factorization.

201697344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 945 (or 929 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 201697344 is about 14202.0190113941. The cubic root of 201697344 is about 586.4532442237.

The spelling of 201697344 in words is "two hundred one million, six hundred ninety-seven thousand, three hundred forty-four".