165673368 has 96 divisors (see below), whose sum is σ = 517514400. Its totient is φ = 46900224.

The previous prime is 165673327. The next prime is 165673421. The reversal of 165673368 is 863376561.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 55498 + ... + 58406.

It is an arithmetic number, because the mean of its divisors is an integer number (5390775).

Almost surely, 2^165673368 is an apocalyptic number.

165673368 is a gapful number since it is divisible by the number (18) 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 165673368, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (258757200).

165673368 is an abundant number, since it is smaller than the sum of its proper divisors (351841032).

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

165673368 is a wasteful number, since it uses less digits than its factorization.

165673368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3041 (or 3034 counting only the distinct ones).

The product of its digits is 544320, while the sum is 45.

The square root of 165673368 is about 12871.4167052427. The cubic root of 165673368 is about 549.2257624041.

The spelling of 165673368 in words is "one hundred sixty-five million, six hundred seventy-three thousand, three hundred sixty-eight".