146844416 has 54 divisors (see below), whose sum is σ = 301970340. Its totient is φ = 71267328.

The previous prime is 146844389. The next prime is 146844421. The reversal of 146844416 is 614448641.

It is a self number, because there is not a number n which added to its sum of digits gives 146844416.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 350255 + ... + 350673.

Almost surely, 2^146844416 is an apocalyptic number.

146844416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 146844416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (150985170).

146844416 is an abundant number, since it is smaller than the sum of its proper divisors (155125924).

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

146844416 is an frugal number, since it uses more digits than its factorization.

146844416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 509 (or 458 counting only the distinct ones).

The product of its digits is 73728, while the sum is 38.

The square root of 146844416 is about 12117.9377783516. The cubic root of 146844416 is about 527.5769491602.

The spelling of 146844416 in words is "one hundred forty-six million, eight hundred forty-four thousand, four hundred sixteen".