653422225 has 24 divisors (see below), whose sum is σ = 819709688. Its totient is φ = 516672000.

The previous prime is 653422223. The next prime is 653422241. The reversal of 653422225 is 522224356.

It can be written as a sum of positive squares in 12 ways, for example, as 228402769 + 425019456 = 15113^2 + 20616^2 .

It is not a de Polignac number, because 653422225 - 2¹ = 653422223 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (653422223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1086925 + ... + 1087525.

Almost surely, 2^653422225 is an apocalyptic number.

It is an amenable number.

653422225 is a deficient number, since it is larger than the sum of its proper divisors (166287463).

653422225 is a wasteful number, since it uses less digits than its factorization.

653422225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1045 (or 1040 counting only the distinct ones).

The product of its digits is 28800, while the sum is 31.

The square root of 653422225 is about 25562.1248138726. The cubic root of 653422225 is about 867.7566836426.

The spelling of 653422225 in words is "six hundred fifty-three million, four hundred twenty-two thousand, two hundred twenty-five".