201775340 has 24 divisors (see below), whose sum is σ = 456323280. Its totient is φ = 74501568.

The previous prime is 201775337. The next prime is 201775349. The reversal of 201775340 is 43577102.

It is not an unprimeable number, because it can be changed into a prime (201775349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 387770 + ... + 388289.

It is an arithmetic number, because the mean of its divisors is an integer number (19013470).

Almost surely, 2^201775340 is an apocalyptic number.

201775340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201775340 is an abundant number, since it is smaller than the sum of its proper divisors (254547940).

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

201775340 is a wasteful number, since it uses less digits than its factorization.

201775340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776081 (or 776079 counting only the distinct ones).

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 201775340 is about 14204.7646935808. The cubic root of 201775340 is about 586.5288279533.

The spelling of 201775340 in words is "two hundred one million, seven hundred seventy-five thousand, three hundred forty".