167990606 has 8 divisors (see below), whose sum is σ = 287983920. Its totient is φ = 71995968.

The previous prime is 167990587. The next prime is 167990623. The reversal of 167990606 is 606099761.

It is a happy number.

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

It is a super-3 number, since 3×167990606³ (a number of 26 digits) contains 333 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, 5999651 + ... + 5999678.

It is an arithmetic number, because the mean of its divisors is an integer number (35997990).

Almost surely, 2^167990606 is an apocalyptic number.

167990606 is a deficient number, since it is larger than the sum of its proper divisors (119993314).

167990606 is a wasteful number, since it uses less digits than its factorization.

167990606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11999338.

The product of its (nonzero) digits is 122472, while the sum is 44.

The square root of 167990606 is about 12961.1190103324. The cubic root of 167990606 is about 551.7745504283.

The spelling of 167990606 in words is "one hundred sixty-seven million, nine hundred ninety thousand, six hundred six".