167423436 has 120 divisors (see below), whose sum is σ = 459683840. Its totient is φ = 53071200.

The previous prime is 167423413. The next prime is 167423437. The reversal of 167423436 is 634324761.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 167423436.

It is not an unprimeable number, because it can be changed into a prime (167423437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 793371 + ... + 793581.

Almost surely, 2^167423436 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 167423436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (229841920).

167423436 is an abundant number, since it is smaller than the sum of its proper divisors (292260404).

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

167423436 is a wasteful number, since it uses less digits than its factorization.

167423436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337 (or 326 counting only the distinct ones).

The product of its digits is 72576, while the sum is 36.

The square root of 167423436 is about 12939.2208420755. The cubic root of 167423436 is about 551.1528830718.

The spelling of 167423436 in words is "one hundred sixty-seven million, four hundred twenty-three thousand, four hundred thirty-six".