145979322 has 16 divisors (see below), whose sum is σ = 292146240. Its totient is φ = 48628512.

The previous prime is 145979297. The next prime is 145979381. The reversal of 145979322 is 223979541.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3579 + ... + 17457.

It is an arithmetic number, because the mean of its divisors is an integer number (18259140).

Almost surely, 2^145979322 is an apocalyptic number.

145979322 is an abundant number, since it is smaller than the sum of its proper divisors (146166918).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

145979322 is a wasteful number, since it uses less digits than its factorization.

145979322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15637.

The product of its digits is 136080, while the sum is 42.

The square root of 145979322 is about 12082.1902815673. The cubic root of 145979322 is about 526.5388825451.

The spelling of 145979322 in words is "one hundred forty-five million, nine hundred seventy-nine thousand, three hundred twenty-two".