945281222 has 8 divisors (see below), whose sum is σ = 1419523056. Its totient is φ = 472106872.

The previous prime is 945281221. The next prime is 945281237. The reversal of 945281222 is 222182549.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (945281221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 264653 + ... + 268200.

It is an arithmetic number, because the mean of its divisors is an integer number (177440382).

Almost surely, 2^945281222 is an apocalyptic number.

945281222 is a deficient number, since it is larger than the sum of its proper divisors (474241834).

945281222 is a wasteful number, since it uses less digits than its factorization.

945281222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533742.

The product of its digits is 23040, while the sum is 35.

The square root of 945281222 is about 30745.4260338022. The cubic root of 945281222 is about 981.4172268740.

The spelling of 945281222 in words is "nine hundred forty-five million, two hundred eighty-one thousand, two hundred twenty-two".