146229424 has 20 divisors (see below), whose sum is σ = 309076200. Its totient is φ = 66467840.

The previous prime is 146229389. The next prime is 146229431. The reversal of 146229424 is 424922641.

It is a self number, because there is not a number n which added to its sum of digits gives 146229424.

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, 415249 + ... + 415600.

It is an arithmetic number, because the mean of its divisors is an integer number (15453810).

Almost surely, 2^146229424 is an apocalyptic number.

It is an amenable number.

146229424 is an abundant number, since it is smaller than the sum of its proper divisors (162846776).

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

146229424 is a wasteful number, since it uses less digits than its factorization.

146229424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 830868 (or 830862 counting only the distinct ones).

The product of its digits is 27648, while the sum is 34.

The square root of 146229424 is about 12092.5358796243. The cubic root of 146229424 is about 526.8394120798.

The spelling of 146229424 in words is "one hundred forty-six million, two hundred twenty-nine thousand, four hundred twenty-four".