225024717 has 16 divisors (see below), whose sum is σ = 312480000. Its totient is φ = 143863104.

The previous prime is 225024677. The next prime is 225024731. The reversal of 225024717 is 717420522.

It is not a de Polignac number, because 225024717 - 2¹¹ = 225022669 is a prime.

It is a super-2 number, since 2×225024717² = 101272246521860178, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225024757) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4284 + ... + 21642.

It is an arithmetic number, because the mean of its divisors is an integer number (19530000).

Almost surely, 2^225024717 is an apocalyptic number.

It is an amenable number.

225024717 is a deficient number, since it is larger than the sum of its proper divisors (87455283).

225024717 is a wasteful number, since it uses less digits than its factorization.

225024717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17540.

The product of its (nonzero) digits is 7840, while the sum is 30.

The square root of 225024717 is about 15000.8238773742. The cubic root of 225024717 is about 608.2424704140.

The spelling of 225024717 in words is "two hundred twenty-five million, twenty-four thousand, seven hundred seventeen".