146542404 has 12 divisors (see below), whose sum is σ = 341932304. Its totient is φ = 48847464.

The previous prime is 146542399. The next prime is 146542411. The reversal of 146542404 is 404245641.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6105922 + ... + 6105945.

Almost surely, 2^146542404 is an apocalyptic number.

It is an amenable number.

146542404 is an abundant number, since it is smaller than the sum of its proper divisors (195389900).

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

146542404 is a wasteful number, since it uses less digits than its factorization.

146542404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12211874 (or 12211872 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

The square root of 146542404 is about 12105.4700032671. The cubic root of 146542404 is about 527.2150152342.

The spelling of 146542404 in words is "one hundred forty-six million, five hundred forty-two thousand, four hundred four".