146408 has 8 divisors (see below), whose sum is σ = 274530. Its totient is φ = 73200.

The previous prime is 146407. The next prime is 146417. The reversal of 146408 is 804641.

It is a happy number.

146408 is nontrivially palindromic in base 11.

It can be written as a sum of positive squares in only one way, i.e., 145924 + 484 = 382^2 + 22^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9143 + ... + 9158.

2¹⁴⁶⁴⁰⁸ is an apocalyptic number.

It is an amenable number.

146408 is a deficient number, since it is larger than the sum of its proper divisors (128122).

146408 is a wasteful number, since it uses less digits than its factorization.

146408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18307 (or 18303 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 146408 is about 382.6329834188. The cubic root of 146408 is about 52.7053784356.

The spelling of 146408 in words is "one hundred forty-six thousand, four hundred eight".