653498025 has 12 divisors (see below), whose sum is σ = 1080450192. Its totient is φ = 348532240.

The previous prime is 653497997. The next prime is 653498029. The reversal of 653498025 is 520894356.

It is not a de Polignac number, because 653498025 - 2²⁵ = 619943593 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (653498029) 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 in 11 ways as a sum of consecutive naturals, for example, 4356579 + ... + 4356728.

It is an arithmetic number, because the mean of its divisors is an integer number (90037516).

Almost surely, 2^653498025 is an apocalyptic number.

It is an amenable number.

653498025 is a deficient number, since it is larger than the sum of its proper divisors (426952167).

653498025 is a wasteful number, since it uses less digits than its factorization.

653498025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8713320 (or 8713315 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 42.

The square root of 653498025 is about 25563.6074332243. The cubic root of 653498025 is about 867.7902369413.

The spelling of 653498025 in words is "six hundred fifty-three million, four hundred ninety-eight thousand, twenty-five".