145194282 has 40 divisors (see below), whose sum is σ = 326595456. Its totient is φ = 48211848.

The previous prime is 145194277. The next prime is 145194311. The reversal of 145194282 is 282491541.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 44263 + ... + 47429.

Almost surely, 2^145194282 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 145194282, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (163297728).

145194282 is an abundant number, since it is smaller than the sum of its proper divisors (181401174).

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

145194282 is a wasteful number, since it uses less digits than its factorization.

145194282 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3464 (or 3455 counting only the distinct ones).

The product of its digits is 23040, while the sum is 36.

The square root of 145194282 is about 12049.6589993244. The cubic root of 145194282 is about 525.5933210511.

The spelling of 145194282 in words is "one hundred forty-five million, one hundred ninety-four thousand, two hundred eighty-two".