146142706 has 16 divisors (see below), whose sum is σ = 220866264. Its totient is φ = 72523264.

The previous prime is 146142701. The next prime is 146142719. The reversal of 146142706 is 607241641.

It can be written as a sum of positive squares in 4 ways, for example, as 63059481 + 83083225 = 7941^2 + 9115^2 .

It is not an unprimeable number, because it can be changed into a prime (146142701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 223476 + ... + 224128.

Almost surely, 2^146142706 is an apocalyptic number.

146142706 is a deficient number, since it is larger than the sum of its proper divisors (74723558).

146142706 is a wasteful number, since it uses less digits than its factorization.

146142706 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1325.

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 146142706 is about 12088.9497476001. The cubic root of 146142706 is about 526.7352481504.

The spelling of 146142706 in words is "one hundred forty-six million, one hundred forty-two thousand, seven hundred six".