146940194 has 8 divisors (see below), whose sum is σ = 221011968. Its totient is φ = 73269540.

The previous prime is 146940193. The next prime is 146940229. The reversal of 146940194 is 491049641.

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

It is a super-2 number, since 2×146940194² = 43182841225515272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (146940191) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99362 + ... + 100829.

It is an arithmetic number, because the mean of its divisors is an integer number (27626496).

Almost surely, 2^146940194 is an apocalyptic number.

146940194 is a deficient number, since it is larger than the sum of its proper divisors (74071774).

146940194 is a wasteful number, since it uses less digits than its factorization.

146940194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200560.

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 146940194 is about 12121.8890442043. The cubic root of 146940194 is about 527.6916267317.

The spelling of 146940194 in words is "one hundred forty-six million, nine hundred forty thousand, one hundred ninety-four".