653552252 has 6 divisors (see below), whose sum is σ = 1143716448. Its totient is φ = 326776124.

The previous prime is 653552219. The next prime is 653552257. The reversal of 653552252 is 252255356.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (653552257) 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 as a sum of consecutive naturals, namely, 81694028 + ... + 81694035.

It is an arithmetic number, because the mean of its divisors is an integer number (190619408).

Almost surely, 2^653552252 is an apocalyptic number.

It is an amenable number.

653552252 is a deficient number, since it is larger than the sum of its proper divisors (490164196).

653552252 is a wasteful number, since it uses less digits than its factorization.

653552252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163388067 (or 163388065 counting only the distinct ones).

The product of its digits is 90000, while the sum is 35.

The square root of 653552252 is about 25564.6680400900. The cubic root of 653552252 is about 867.8142392376.

The spelling of 653552252 in words is "six hundred fifty-three million, five hundred fifty-two thousand, two hundred fifty-two".