3887822 has 4 divisors (see below), whose sum is σ = 5831736. Its totient is φ = 1943910.

The previous prime is 3887789. The next prime is 3887831. The reversal of 3887822 is 2287883.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2287883 = 13 ⋅175991.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 971954 + ... + 971957.

It is an arithmetic number, because the mean of its divisors is an integer number (1457934).

Almost surely, 2^3887822 is an apocalyptic number.

3887822 is a deficient number, since it is larger than the sum of its proper divisors (1943914).

3887822 is a wasteful number, since it uses less digits than its factorization.

3887822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1943913.

The product of its digits is 43008, while the sum is 38.

The square root of 3887822 is about 1971.7560701060. The cubic root of 3887822 is about 157.2420839659.

It can be divided in two parts, 38 and 87822, that multiplied together give a triangular number (3337236 = T₂₅₈₃).

The spelling of 3887822 in words is "three million, eight hundred eighty-seven thousand, eight hundred twenty-two".