146781652 has 12 divisors (see below), whose sum is σ = 265154176. Its totient is φ = 71023320.

The previous prime is 146781643. The next prime is 146781659. The reversal of 146781652 is 256187641.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146781659) 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 3 ways as a sum of consecutive naturals, for example, 591738 + ... + 591985.

Almost surely, 2^146781652 is an apocalyptic number.

It is an amenable number.

146781652 is a deficient number, since it is larger than the sum of its proper divisors (118372524).

146781652 is a wasteful number, since it uses less digits than its factorization.

146781652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1183758 (or 1183756 counting only the distinct ones).

The product of its digits is 80640, while the sum is 40.

The square root of 146781652 is about 12115.3477870014. The cubic root of 146781652 is about 527.5017730899.

The spelling of 146781652 in words is "one hundred forty-six million, seven hundred eighty-one thousand, six hundred fifty-two".