225013651 has 4 divisors (see below), whose sum is σ = 225075400. Its totient is φ = 224951904.

The previous prime is 225013643. The next prime is 225013703. The reversal of 225013651 is 156310522.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 225013651 - 2³ = 225013643 is a prime.

It is a super-2 number, since 2×225013651² = 101262286272699602, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225013631) 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 3 ways as a sum of consecutive naturals, for example, 25041 + ... + 32818.

It is an arithmetic number, because the mean of its divisors is an integer number (56268850).

Almost surely, 2^225013651 is an apocalyptic number.

225013651 is a deficient number, since it is larger than the sum of its proper divisors (61749).

225013651 is an equidigital number, since it uses as much as digits as its factorization.

225013651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61748.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 225013651 is about 15000.4550264317. The cubic root of 225013651 is about 608.2324997737.

The spelling of 225013651 in words is "two hundred twenty-five million, thirteen thousand, six hundred fifty-one".