146918074 has 4 divisors (see below), whose sum is σ = 220377114. Its totient is φ = 73459036.

The previous prime is 146918071. The next prime is 146918077. The reversal of 146918074 is 470819641.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 470819641 = 17 ⋅27695273.

It is an interprime number because it is at equal distance from previous prime (146918071) and next prime (146918077).

It can be written as a sum of positive squares in only one way, i.e., 143880025 + 3038049 = 11995^2 + 1743^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (146918071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36729517 + ... + 36729520.

Almost surely, 2^146918074 is an apocalyptic number.

146918074 is a deficient number, since it is larger than the sum of its proper divisors (73459040).

146918074 is an equidigital number, since it uses as much as digits as its factorization.

146918074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73459039.

The product of its (nonzero) digits is 48384, while the sum is 40.

The square root of 146918074 is about 12120.9766108181. The cubic root of 146918074 is about 527.6651462881.

The spelling of 146918074 in words is "one hundred forty-six million, nine hundred eighteen thousand, seventy-four".