3722811 has 8 divisors (see below), whose sum is σ = 5079360. Its totient is φ = 2424072.

The previous prime is 3722809. The next prime is 3722819. The reversal of 3722811 is 1182273.

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

It is not a de Polignac number, because 3722811 - 2¹ = 3722809 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (3722819) by changing a digit.

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, 14301 + ... + 14558.

It is an arithmetic number, because the mean of its divisors is an integer number (634920).

Almost surely, 2^3722811 is an apocalyptic number.

3722811 is a deficient number, since it is larger than the sum of its proper divisors (1356549).

3722811 is a wasteful number, since it uses less digits than its factorization.

3722811 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28905.

The product of its digits is 672, while the sum is 24.

The square root of 3722811 is about 1929.4587323910. The cubic root of 3722811 is about 154.9852361935.

The spelling of 3722811 in words is "three million, seven hundred twenty-two thousand, eight hundred eleven".