225458515 has 8 divisors (see below), whose sum is σ = 271733040. Its totient is φ = 179578272.

The previous prime is 225458509. The next prime is 225458521. The reversal of 225458515 is 515854522.

225458515 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (225458509) and next prime (225458521).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 225458515 - 2⁹ = 225458003 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97309 + ... + 99598.

It is an arithmetic number, because the mean of its divisors is an integer number (33966630).

Almost surely, 2^225458515 is an apocalyptic number.

225458515 is a deficient number, since it is larger than the sum of its proper divisors (46274525).

225458515 is a wasteful number, since it uses less digits than its factorization.

225458515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197141.

The product of its digits is 80000, while the sum is 37.

The square root of 225458515 is about 15015.2760547384. The cubic root of 225458515 is about 608.6330719459.

The spelling of 225458515 in words is "two hundred twenty-five million, four hundred fifty-eight thousand, five hundred fifteen".