146109912 has 64 divisors (see below), whose sum is σ = 395297280. Its totient is φ = 44737152.

The previous prime is 146109889. The next prime is 146109941. The reversal of 146109912 is 219901641.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69793 + ... + 71855.

It is an arithmetic number, because the mean of its divisors is an integer number (6176520).

Almost surely, 2^146109912 is an apocalyptic number.

146109912 is a gapful number since it is divisible by the number (12) 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 146109912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (197648640).

146109912 is an abundant number, since it is smaller than the sum of its proper divisors (249187368).

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

146109912 is a wasteful number, since it uses less digits than its factorization.

146109912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2312 (or 2308 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 33.

The square root of 146109912 is about 12087.5933088436. The cubic root of 146109912 is about 526.6958459149.

The spelling of 146109912 in words is "one hundred forty-six million, one hundred nine thousand, nine hundred twelve".