146445322 has 8 divisors (see below), whose sum is σ = 219728196. Its totient is φ = 73202592.

The previous prime is 146445319. The next prime is 146445353. The reversal of 146445322 is 223544641.

It can be written as a sum of positive squares in 2 ways, for example, as 146143921 + 301401 = 12089^2 + 549^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1948 + ... + 17224.

Almost surely, 2^146445322 is an apocalyptic number.

146445322 is a deficient number, since it is larger than the sum of its proper divisors (73282874).

146445322 is a wasteful number, since it uses less digits than its factorization.

146445322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20072.

The product of its digits is 23040, while the sum is 31.

The square root of 146445322 is about 12101.4594987547. The cubic root of 146445322 is about 527.0985656753.

Adding to 146445322 its reverse (223544641), we get a palindrome (369989963).

The spelling of 146445322 in words is "one hundred forty-six million, four hundred forty-five thousand, three hundred twenty-two".