146723252 has 12 divisors (see below), whose sum is σ = 276516996. Its totient is φ = 67718400.

The previous prime is 146723249. The next prime is 146723261. The reversal of 146723252 is 252327641.

It can be written as a sum of positive squares in 2 ways, for example, as 74200996 + 72522256 = 8614^2 + 8516^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1410749 + ... + 1410852.

It is an arithmetic number, because the mean of its divisors is an integer number (23043083).

Almost surely, 2^146723252 is an apocalyptic number.

It is an amenable number.

146723252 is a deficient number, since it is larger than the sum of its proper divisors (129793744).

146723252 is a wasteful number, since it uses less digits than its factorization.

146723252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2821618 (or 2821616 counting only the distinct ones).

The product of its digits is 20160, while the sum is 32.

The square root of 146723252 is about 12112.9373811640. The cubic root of 146723252 is about 527.4318047852.

The spelling of 146723252 in words is "one hundred forty-six million, seven hundred twenty-three thousand, two hundred fifty-two".