207271164 has 12 divisors (see below), whose sum is σ = 483632744. Its totient is φ = 69090384.

The previous prime is 207271159. The next prime is 207271217. The reversal of 207271164 is 461172702.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×207271164² = 85922670851829792, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8636287 + ... + 8636310.

Almost surely, 2^207271164 is an apocalyptic number.

It is an amenable number.

207271164 is an abundant number, since it is smaller than the sum of its proper divisors (276361580).

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

207271164 is a wasteful number, since it uses less digits than its factorization.

207271164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17272604 (or 17272602 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 30.

The square root of 207271164 is about 14396.9150862259. The cubic root of 207271164 is about 591.8063609141.

The spelling of 207271164 in words is "two hundred seven million, two hundred seventy-one thousand, one hundred sixty-four".