147451222 has 8 divisors (see below), whose sum is σ = 221688936. Its totient is φ = 73554912.

The previous prime is 147451201. The next prime is 147451223. The reversal of 147451222 is 222154741.

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 (147451223) 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, 84268 + ... + 85999.

It is an arithmetic number, because the mean of its divisors is an integer number (27711117).

Almost surely, 2^147451222 is an apocalyptic number.

147451222 is a deficient number, since it is larger than the sum of its proper divisors (74237714).

147451222 is a wasteful number, since it uses less digits than its factorization.

147451222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 170702.

The product of its digits is 4480, while the sum is 28.

The square root of 147451222 is about 12142.9494769599. The cubic root of 147451222 is about 528.3026535229.

The spelling of 147451222 in words is "one hundred forty-seven million, four hundred fifty-one thousand, two hundred twenty-two".