225276847 has 8 divisors (see below), whose sum is σ = 228905136. Its totient is φ = 221656512.

The previous prime is 225276841. The next prime is 225276869. The reversal of 225276847 is 748672522.

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 225276847 - 2³ = 225276839 is a prime.

It is a super-2 number, since 2×225276847² = 101499315588522818, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225276841) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 84243 + ... + 86875.

It is an arithmetic number, because the mean of its divisors is an integer number (28613142).

Almost surely, 2^225276847 is an apocalyptic number.

225276847 is a deficient number, since it is larger than the sum of its proper divisors (3628289).

225276847 is a wasteful number, since it uses less digits than its factorization.

225276847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3977.

The product of its digits is 376320, while the sum is 43.

The square root of 225276847 is about 15009.2253964020. The cubic root of 225276847 is about 608.4695549990.

The spelling of 225276847 in words is "two hundred twenty-five million, two hundred seventy-six thousand, eight hundred forty-seven".