165894546 has 32 divisors (see below), whose sum is σ = 337824000. Its totient is φ = 54297936.

The previous prime is 165894539. The next prime is 165894557. The reversal of 165894546 is 645498561.

165894546 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×165894546² = 55042000785092232, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 165894495 and 165894504.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 200185 + ... + 201011.

It is an arithmetic number, because the mean of its divisors is an integer number (10557000).

Almost surely, 2^165894546 is an apocalyptic number.

165894546 is an abundant number, since it is smaller than the sum of its proper divisors (171929454).

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

165894546 is a wasteful number, since it uses less digits than its factorization.

165894546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1398.

The product of its digits is 1036800, while the sum is 48.

The square root of 165894546 is about 12880.0056677006. The cubic root of 165894546 is about 549.4700636641.

The spelling of 165894546 in words is "one hundred sixty-five million, eight hundred ninety-four thousand, five hundred forty-six".