225284237686 has 8 divisors (see below), whose sum is σ = 338574969144. Its totient is φ = 112425914640.

The previous prime is 225284237657. The next prime is 225284237693. The reversal of 225284237686 is 686732482522.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108100800 + ... + 108102883.

It is an arithmetic number, because the mean of its divisors is an integer number (42321871143).

Almost surely, 2^225284237686 is an apocalyptic number.

225284237686 is a deficient number, since it is larger than the sum of its proper divisors (113290731458).

225284237686 is a wasteful number, since it uses less digits than its factorization.

225284237686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216204206.

The product of its digits is 15482880, while the sum is 55.

The spelling of 225284237686 in words is "two hundred twenty-five billion, two hundred eighty-four million, two hundred thirty-seven thousand, six hundred eighty-six".