168460992 has 224 divisors, whose sum is σ = 596595200. Its totient is φ = 45536256.

The previous prime is 168460991. The next prime is 168460997. The reversal of 168460992 is 299064861.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (224).

It is not an unprimeable number, because it can be changed into a prime (168460991) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 229458 + ... + 230190.

Almost surely, 2^168460992 is an apocalyptic number.

168460992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 168460992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (298297600).

168460992 is an abundant number, since it is smaller than the sum of its proper divisors (428134208).

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

168460992 is a wasteful number, since it uses less digits than its factorization.

168460992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 780 (or 764 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The square root of 168460992 is about 12979.2523667583. The cubic root of 168460992 is about 552.2890735431.

The spelling of 168460992 in words is "one hundred sixty-eight million, four hundred sixty thousand, nine hundred ninety-two".