201672377 has 8 divisors (see below), whose sum is σ = 213921000. Its totient is φ = 189466624.

The previous prime is 201672337. The next prime is 201672379. The reversal of 201672377 is 773276102.

It can be written as a sum of positive squares in 4 ways, for example, as 66275881 + 135396496 = 8141^2 + 11636^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 201672377 - 2⁶ = 201672313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201672379) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 752 + ... + 20097.

It is an arithmetic number, because the mean of its divisors is an integer number (26740125).

Almost surely, 2^201672377 is an apocalyptic number.

It is an amenable number.

201672377 is a deficient number, since it is larger than the sum of its proper divisors (12248623).

201672377 is a wasteful number, since it uses less digits than its factorization.

201672377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21435.

The product of its (nonzero) digits is 24696, while the sum is 35.

The square root of 201672377 is about 14201.1399894516. The cubic root of 201672377 is about 586.4290452894.

The spelling of 201672377 in words is "two hundred one million, six hundred seventy-two thousand, three hundred seventy-seven".