3822145 has 8 divisors (see below), whose sum is σ = 4734720. Its totient is φ = 2958960.

The previous prime is 3822139. The next prime is 3822157. The reversal of 3822145 is 5412283.

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

It is not a de Polignac number, because 3822145 - 2⁷ = 3822017 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, 12175 + ... + 12484.

It is an arithmetic number, because the mean of its divisors is an integer number (591840).

Almost surely, 2^3822145 is an apocalyptic number.

It is an amenable number.

3822145 is a deficient number, since it is larger than the sum of its proper divisors (912575).

3822145 is a wasteful number, since it uses less digits than its factorization.

3822145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24695.

The product of its digits is 1920, while the sum is 25.

The square root of 3822145 is about 1955.0306902962. The cubic root of 3822145 is about 156.3516202949.

The spelling of 3822145 in words is "three million, eight hundred twenty-two thousand, one hundred forty-five".