225075777 has 8 divisors (see below), whose sum is σ = 300170400. Its totient is φ = 150015840.

The previous prime is 225075761. The next prime is 225075791. The reversal of 225075777 is 777570522.

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

It is not a de Polignac number, because 225075777 - 2⁴ = 225075761 is a prime.

It is not an unprimeable number, because it can be changed into a prime (225075727) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20349 + ... + 29397.

It is an arithmetic number, because the mean of its divisors is an integer number (37521300).

Almost surely, 2^225075777 is an apocalyptic number.

It is an amenable number.

225075777 is a deficient number, since it is larger than the sum of its proper divisors (75094623).

225075777 is an equidigital number, since it uses as much as digits as its factorization.

225075777 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17343.

The product of its (nonzero) digits is 240100, while the sum is 42.

The square root of 225075777 is about 15002.5256873634. The cubic root of 225075777 is about 608.2884720447.

The spelling of 225075777 in words is "two hundred twenty-five million, seventy-five thousand, seven hundred seventy-seven".