146163222 has 12 divisors (see below), whose sum is σ = 316687020. Its totient is φ = 48721068.

The previous prime is 146163221. The next prime is 146163239. The reversal of 146163222 is 222361641.

146163222 is a `hidden beast` number, since 1 + 4 + 6 + 1 + 632 + 22 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146163221) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4060072 + ... + 4060107.

It is an arithmetic number, because the mean of its divisors is an integer number (26390585).

Almost surely, 2^146163222 is an apocalyptic number.

146163222 is an abundant number, since it is smaller than the sum of its proper divisors (170523798).

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

146163222 is a wasteful number, since it uses less digits than its factorization.

146163222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8120187 (or 8120184 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 146163222 is about 12089.7982613441. The cubic root of 146163222 is about 526.7598952801.

The spelling of 146163222 in words is "one hundred forty-six million, one hundred sixty-three thousand, two hundred twenty-two".