32022145 has 8 divisors (see below), whose sum is σ = 38488680. Its totient is φ = 25576320.

The previous prime is 32022139. The next prime is 32022157. The reversal of 32022145 is 54122023.

It can be written as a sum of positive squares in 4 ways, for example, as 7579009 + 24443136 = 2753^2 + 4944^2 .

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

It is not a de Polignac number, because 32022145 - 2¹¹ = 32020097 is a prime.

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, 1540 + ... + 8149.

It is an arithmetic number, because the mean of its divisors is an integer number (4811085).

Almost surely, 2^32022145 is an apocalyptic number.

It is an amenable number.

32022145 is a deficient number, since it is larger than the sum of its proper divisors (6466535).

32022145 is an equidigital number, since it uses as much as digits as its factorization.

32022145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10355.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 32022145 is about 5658.8112709296. The cubic root of 32022145 is about 317.5534289154.

Adding to 32022145 its reverse (54122023), we get a palindrome (86144168).

The spelling of 32022145 in words is "thirty-two million, twenty-two thousand, one hundred forty-five".