146478 has 8 divisors (see below), whose sum is σ = 292968. Its totient is φ = 48824.

The previous prime is 146477. The next prime is 146513. The reversal of 146478 is 874641.

146478 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

146478 is an admirable number.

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 146478.

It is not an unprimeable number, because it can be changed into a prime (146477) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12201 + ... + 12212.

It is an arithmetic number, because the mean of its divisors is an integer number (36621).

2¹⁴⁶⁴⁷⁸ is an apocalyptic number.

146478 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

146478 is a wasteful number, since it uses less digits than its factorization.

146478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24418.

The product of its digits is 5376, while the sum is 30.

The square root of 146478 is about 382.7244439541. The cubic root of 146478 is about 52.7137768580.

The spelling of 146478 in words is "one hundred forty-six thousand, four hundred seventy-eight".