146734146 has 64 divisors (see below), whose sum is σ = 359399040. Its totient is φ = 44089920.

The previous prime is 146734117. The next prime is 146734153. The reversal of 146734146 is 641437641.

It is a self number, because there is not a number n which added to its sum of digits gives 146734146.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27756 + ... + 32616.

It is an arithmetic number, because the mean of its divisors is an integer number (5615610).

Almost surely, 2^146734146 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 146734146, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (179699520).

146734146 is an abundant number, since it is smaller than the sum of its proper divisors (212664894).

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

146734146 is a wasteful number, since it uses less digits than its factorization.

146734146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4928 (or 4922 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 146734146 is about 12113.3870573015. The cubic root of 146734146 is about 527.4448581579. Note that the first 3 decimals are identical.

The spelling of 146734146 in words is "one hundred forty-six million, seven hundred thirty-four thousand, one hundred forty-six".