3861722 has 8 divisors (see below), whose sum is σ = 5820672. Its totient is φ = 1921500.

The previous prime is 3861721. The next prime is 3861743. The reversal of 3861722 is 2271683.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (3861721) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4154 + ... + 4997.

It is an arithmetic number, because the mean of its divisors is an integer number (727584).

Almost surely, 2^3861722 is an apocalyptic number.

3861722 is a deficient number, since it is larger than the sum of its proper divisors (1958950).

3861722 is a wasteful number, since it uses less digits than its factorization.

3861722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9364.

The product of its digits is 4032, while the sum is 29.

The square root of 3861722 is about 1965.1264590351. The cubic root of 3861722 is about 156.8894240797.

The spelling of 3861722 in words is "three million, eight hundred sixty-one thousand, seven hundred twenty-two".