7322145 has 8 divisors (see below), whose sum is σ = 11715456. Its totient is φ = 3905136.

The previous prime is 7322137. The next prime is 7322153. The reversal of 7322145 is 5412237.

It is an interprime number because it is at equal distance from previous prime (7322137) and next prime (7322153).

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

It is not a de Polignac number, because 7322145 - 2³ = 7322137 is a prime.

It is a super-2 number, since 2×7322145² = 107227614802050, which contains 22 as substring.

It is a Curzon number.

7322145 is a lucky number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 244057 + ... + 244086.

It is an arithmetic number, because the mean of its divisors is an integer number (1464432).

Almost surely, 2^7322145 is an apocalyptic number.

It is an amenable number.

7322145 is a deficient number, since it is larger than the sum of its proper divisors (4393311).

7322145 is a wasteful number, since it uses less digits than its factorization.

7322145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 488151.

The product of its digits is 1680, while the sum is 24.

The square root of 7322145 is about 2705.9462300644. The cubic root of 7322145 is about 194.1837013632.

The spelling of 7322145 in words is "seven million, three hundred twenty-two thousand, one hundred forty-five".