3489887 has 4 divisors (see below), whose sum is σ = 3602496. Its totient is φ = 3377280.

The previous prime is 3489883. The next prime is 3489907. The reversal of 3489887 is 7889843.

3489887 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 3489887 - 2² = 3489883 is a prime.

It is a super-2 number, since 2×3489887² = 24358622545538, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3489881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56258 + ... + 56319.

It is an arithmetic number, because the mean of its divisors is an integer number (900624).

Almost surely, 2^3489887 is an apocalyptic number.

3489887 is a deficient number, since it is larger than the sum of its proper divisors (112609).

3489887 is a wasteful number, since it uses less digits than its factorization.

3489887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112608.

The product of its digits is 387072, while the sum is 47.

The square root of 3489887 is about 1868.1239252255. The cubic root of 3489887 is about 151.6830740746.

The spelling of 3489887 in words is "three million, four hundred eighty-nine thousand, eight hundred eighty-seven".