167332661 has 4 divisors (see below), whose sum is σ = 167373024. Its totient is φ = 167292300.

The previous prime is 167332657. The next prime is 167332679. The reversal of 167332661 is 166233761.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 167332661 - 2² = 167332657 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (167332631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13145 + ... + 22526.

It is an arithmetic number, because the mean of its divisors is an integer number (41843256).

Almost surely, 2^167332661 is an apocalyptic number.

It is an amenable number.

167332661 is a deficient number, since it is larger than the sum of its proper divisors (40363).

167332661 is an equidigital number, since it uses as much as digits as its factorization.

167332661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40362.

The product of its digits is 27216, while the sum is 35.

The square root of 167332661 is about 12935.7126204937. The cubic root of 167332661 is about 551.0532555467.

The spelling of 167332661 in words is "one hundred sixty-seven million, three hundred thirty-two thousand, six hundred sixty-one".