146667142 has 8 divisors (see below), whose sum is σ = 222651576. Its totient is φ = 72449952.

The previous prime is 146667133. The next prime is 146667163. The reversal of 146667142 is 241766641.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×146667142² = 43022501084896328, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 441603 + ... + 441934.

It is an arithmetic number, because the mean of its divisors is an integer number (27831447).

Almost surely, 2^146667142 is an apocalyptic number.

146667142 is a deficient number, since it is larger than the sum of its proper divisors (75984434).

146667142 is an equidigital number, since it uses as much as digits as its factorization.

146667142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 883622.

The product of its digits is 48384, while the sum is 37.

The square root of 146667142 is about 12110.6210410532. The cubic root of 146667142 is about 527.3645626100.

The spelling of 146667142 in words is "one hundred forty-six million, six hundred sixty-seven thousand, one hundred forty-two".