3864722 has 4 divisors (see below), whose sum is σ = 5797086. Its totient is φ = 1932360.

The previous prime is 3864719. The next prime is 3864767. The reversal of 3864722 is 2274683.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2886601 + 978121 = 1699^2 + 989^2 .

It is a super-2 number, since 2×3864722² = 29872152274568, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 966179 + ... + 966182.

Almost surely, 2^3864722 is an apocalyptic number.

3864722 is a deficient number, since it is larger than the sum of its proper divisors (1932364).

3864722 is a wasteful number, since it uses less digits than its factorization.

3864722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1932363.

The product of its digits is 16128, while the sum is 32.

The square root of 3864722 is about 1965.8896205026. The cubic root of 3864722 is about 156.9300403681.

The spelling of 3864722 in words is "three million, eight hundred sixty-four thousand, seven hundred twenty-two".