3877222 has 4 divisors (see below), whose sum is σ = 5815836. Its totient is φ = 1938610.

The previous prime is 3877219. The next prime is 3877243. The reversal of 3877222 is 2227783.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2227783 = 353 ⋅6311.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 969304 + ... + 969307.

It is an arithmetic number, because the mean of its divisors is an integer number (1453959).

Almost surely, 2^3877222 is an apocalyptic number.

3877222 is a deficient number, since it is larger than the sum of its proper divisors (1938614).

3877222 is a wasteful number, since it uses less digits than its factorization.

3877222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1938613.

The product of its digits is 9408, while the sum is 31.

The square root of 3877222 is about 1969.0662761827. The cubic root of 3877222 is about 157.0990490241.

The spelling of 3877222 in words is "three million, eight hundred seventy-seven thousand, two hundred twenty-two".