146052270 has 192 divisors, whose sum is σ = 495331200. Its totient is φ = 28975104.

The previous prime is 146052241. The next prime is 146052271. The reversal of 146052270 is 72250641.

146052270 is a `hidden beast` number, since 14 + 60 + 522 + 70 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146052271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 138706 + ... + 139754.

It is an arithmetic number, because the mean of its divisors is an integer number (2579850).

Almost surely, 2^146052270 is an apocalyptic number.

146052270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 146052270, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (247665600).

146052270 is an abundant number, since it is smaller than the sum of its proper divisors (349278930).

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

146052270 is a wasteful number, since it uses less digits than its factorization.

146052270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1099 (or 1096 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 146052270 is about 12085.2087280278. The cubic root of 146052270 is about 526.6265743306.

The spelling of 146052270 in words is "one hundred forty-six million, fifty-two thousand, two hundred seventy".