146814219 has 12 divisors (see below), whose sum is σ = 215231016. Its totient is φ = 96414912.

The previous prime is 146814203. The next prime is 146814257. The reversal of 146814219 is 912418641.

It is not a de Polignac number, because 146814219 - 2⁴ = 146814203 is a prime.

It is a super-2 number, since 2×146814219² = 43108829801159922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (146814259) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 121134 + ... + 122339.

It is an arithmetic number, because the mean of its divisors is an integer number (17935918).

Almost surely, 2^146814219 is an apocalyptic number.

146814219 is a deficient number, since it is larger than the sum of its proper divisors (68416797).

146814219 is a wasteful number, since it uses less digits than its factorization.

146814219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243546 (or 243543 counting only the distinct ones).

The product of its digits is 13824, while the sum is 36.

The square root of 146814219 is about 12116.6917514642. The cubic root of 146814219 is about 527.5407831424.

The spelling of 146814219 in words is "one hundred forty-six million, eight hundred fourteen thousand, two hundred nineteen".