146406 has 16 divisors (see below), whose sum is σ = 315504. Its totient is φ = 45024.

The previous prime is 146389. The next prime is 146407. The reversal of 146406 is 604641.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 146406.

It is not an unprimeable number, because it can be changed into a prime (146407) by changing a digit.

146406 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 861 + ... + 1016.

It is an arithmetic number, because the mean of its divisors is an integer number (19719).

2¹⁴⁶⁴⁰⁶ is an apocalyptic number.

146406 is an abundant number, since it is smaller than the sum of its proper divisors (169098).

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

146406 is a wasteful number, since it uses less digits than its factorization.

146406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1895.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 146406 is about 382.6303699394. The cubic root of 146406 is about 52.7051384414.

The spelling of 146406 in words is "one hundred forty-six thousand, four hundred six".