145152322 has 16 divisors (see below), whose sum is σ = 250652160. Its totient is φ = 61753248.

The previous prime is 145152313. The next prime is 145152347. The reversal of 145152322 is 223251541.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35922 + ... + 39757.

It is an arithmetic number, because the mean of its divisors is an integer number (15665760).

Almost surely, 2^145152322 is an apocalyptic number.

145152322 is a deficient number, since it is larger than the sum of its proper divisors (105499838).

145152322 is a wasteful number, since it uses less digits than its factorization.

145152322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75825.

The product of its digits is 2400, while the sum is 25.

The square root of 145152322 is about 12047.9177454031. The cubic root of 145152322 is about 525.5426854010.

The spelling of 145152322 in words is "one hundred forty-five million, one hundred fifty-two thousand, three hundred twenty-two".