3897882 has 20 divisors (see below), whose sum is σ = 8734506. Its totient is φ = 1299240.

The previous prime is 3897877. The next prime is 3897889. The reversal of 3897882 is 2887983.

It can be written as a sum of positive squares in only one way, i.e., 2099601 + 1798281 = 1449^2 + 1341^2 .

It is a plaindrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (3897889) 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 9 ways as a sum of consecutive naturals, for example, 11869 + ... + 12192.

Almost surely, 2^3897882 is an apocalyptic number.

3897882 is an abundant number, since it is smaller than the sum of its proper divisors (4836624).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3897882 is a wasteful number, since it uses less digits than its factorization.

3897882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24075 (or 24066 counting only the distinct ones).

The product of its digits is 193536, while the sum is 45.

The square root of 3897882 is about 1974.3054474929. The cubic root of 3897882 is about 157.3775919647.

It can be divided in two parts, 38978 and 82, that added together give a triangular number (39060 = T₂₇₉).

The spelling of 3897882 in words is "three million, eight hundred ninety-seven thousand, eight hundred eighty-two".