202564225 has 24 divisors (see below), whose sum is σ = 268772480. Its totient is φ = 150984000.

The previous prime is 202564171. The next prime is 202564253. The reversal of 202564225 is 522465202.

It is not a de Polignac number, because 202564225 - 2¹³ = 202556033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 202564193 and 202564202.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25480 + ... + 32470.

Almost surely, 2^202564225 is an apocalyptic number.

202564225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

202564225 is a deficient number, since it is larger than the sum of its proper divisors (66208255).

202564225 is a wasteful number, since it uses less digits than its factorization.

202564225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7081 (or 7076 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 202564225 is about 14232.5059283318. The cubic root of 202564225 is about 587.2922216809.

The spelling of 202564225 in words is "two hundred two million, five hundred sixty-four thousand, two hundred twenty-five".