146224636 has 6 divisors (see below), whose sum is σ = 255893120. Its totient is φ = 73112316.

The previous prime is 146224609. The next prime is 146224657. The reversal of 146224636 is 636422641.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 18278076 + ... + 18278083.

Almost surely, 2^146224636 is an apocalyptic number.

It is an amenable number.

146224636 is a deficient number, since it is larger than the sum of its proper divisors (109668484).

146224636 is a wasteful number, since it uses less digits than its factorization.

146224636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36556163 (or 36556161 counting only the distinct ones).

The product of its digits is 41472, while the sum is 34.

The square root of 146224636 is about 12092.3379046403. The cubic root of 146224636 is about 526.8336619041.

The spelling of 146224636 in words is "one hundred forty-six million, two hundred twenty-four thousand, six hundred thirty-six".