653225365 has 16 divisors (see below), whose sum is σ = 844705008. Its totient is φ = 482075136.

The previous prime is 653225351. The next prime is 653225383. The reversal of 653225365 is 563522356.

It can be written as a sum of positive squares in 8 ways, for example, as 35354916 + 617870449 = 5946^2 + 24857^2 .

It is a cyclic number.

It is not a de Polignac number, because 653225365 - 2⁹ = 653224853 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 180009 + ... + 183601.

It is an arithmetic number, because the mean of its divisors is an integer number (52794063).

Almost surely, 2^653225365 is an apocalyptic number.

653225365 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

653225365 is a deficient number, since it is larger than the sum of its proper divisors (191479643).

653225365 is a wasteful number, since it uses less digits than its factorization.

653225365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6408.

The product of its digits is 162000, while the sum is 37.

The square root of 653225365 is about 25558.2739049412. The cubic root of 653225365 is about 867.6695303276.

The spelling of 653225365 in words is "six hundred fifty-three million, two hundred twenty-five thousand, three hundred sixty-five".