146666322 has 32 divisors (see below), whose sum is σ = 355556160. Its totient is φ = 44444160.

The previous prime is 146666281. The next prime is 146666329. The reversal of 146666322 is 223666641.

It is a super-2 number, since 2×146666322² = 43022020018015368, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (146666329) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122863 + ... + 124050.

It is an arithmetic number, because the mean of its divisors is an integer number (11111130).

Almost surely, 2^146666322 is an apocalyptic number.

146666322 is an abundant number, since it is smaller than the sum of its proper divisors (208889838).

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

146666322 is a wasteful number, since it uses less digits than its factorization.

146666322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246935 (or 246929 counting only the distinct ones).

The product of its digits is 62208, while the sum is 36.

The square root of 146666322 is about 12110.5871864249. The cubic root of 146666322 is about 527.3635797956.

The spelling of 146666322 in words is "one hundred forty-six million, six hundred sixty-six thousand, three hundred twenty-two".