225166801 has 8 divisors (see below), whose sum is σ = 230227200. Its totient is φ = 220117728.

The previous prime is 225166789. The next prime is 225166813. The reversal of 225166801 is 108661522.

It is an interprime number because it is at equal distance from previous prime (225166789) and next prime (225166813).

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 225166801 - 2¹⁹ = 224642513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225166831) 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, 47020 + ... + 51586.

It is an arithmetic number, because the mean of its divisors is an integer number (28778400).

Almost surely, 2^225166801 is an apocalyptic number.

It is an amenable number.

225166801 is a deficient number, since it is larger than the sum of its proper divisors (5060399).

225166801 is a wasteful number, since it uses less digits than its factorization.

225166801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5663.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 225166801 is about 15005.5590032494. The cubic root of 225166801 is about 608.3704613023.

The spelling of 225166801 in words is "two hundred twenty-five million, one hundred sixty-six thousand, eight hundred one".