146066442 has 16 divisors (see below), whose sum is σ = 298927200. Its totient is φ = 47556432.

The previous prime is 146066407. The next prime is 146066443. The reversal of 146066442 is 244660641.

It is not an unprimeable number, because it can be changed into a prime (146066443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 282817 + ... + 283332.

It is an arithmetic number, because the mean of its divisors is an integer number (18682950).

Almost surely, 2^146066442 is an apocalyptic number.

146066442 is an abundant number, since it is smaller than the sum of its proper divisors (152860758).

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

146066442 is a wasteful number, since it uses less digits than its factorization.

146066442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 566197.

The product of its (nonzero) digits is 27648, while the sum is 33.

The square root of 146066442 is about 12085.7950503887. The cubic root of 146066442 is about 526.6436072975.

The spelling of 146066442 in words is "one hundred forty-six million, sixty-six thousand, four hundred forty-two".