662153225 has 6 divisors (see below), whose sum is σ = 821070030. Its totient is φ = 529722560.

The previous prime is 662153209. The next prime is 662153267. The reversal of 662153225 is 522351266.

662153225 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 161467849 + 500685376 = 12707^2 + 22376^2 .

It is not a de Polignac number, because 662153225 - 2⁴ = 662153209 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 662153191 and 662153200.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13243040 + ... + 13243089.

It is an arithmetic number, because the mean of its divisors is an integer number (136845005).

Almost surely, 2^662153225 is an apocalyptic number.

It is an amenable number.

662153225 is a deficient number, since it is larger than the sum of its proper divisors (158916805).

662153225 is a wasteful number, since it uses less digits than its factorization.

662153225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26486139 (or 26486134 counting only the distinct ones).

The product of its digits is 21600, while the sum is 32.

The square root of 662153225 is about 25732.3381176293. The cubic root of 662153225 is about 871.6045717317.

The spelling of 662153225 in words is "six hundred sixty-two million, one hundred fifty-three thousand, two hundred twenty-five".