3487939 has 8 divisors (see below), whose sum is σ = 4292960. Its totient is φ = 2759616.

The previous prime is 3487933. The next prime is 3487961. The reversal of 3487939 is 9397843.

3487939 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3487939 - 2³ = 3487931 is a prime.

3487939 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3487895 and 3487904.

It is not an unprimeable number, because it can be changed into a prime (3487931) 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 7 ways as a sum of consecutive naturals, for example, 19074 + ... + 19255.

It is an arithmetic number, because the mean of its divisors is an integer number (536620).

Almost surely, 2^3487939 is an apocalyptic number.

3487939 is a deficient number, since it is larger than the sum of its proper divisors (805021).

3487939 is a wasteful number, since it uses less digits than its factorization.

3487939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38349.

The product of its digits is 163296, while the sum is 43.

The square root of 3487939 is about 1867.6024737615. The cubic root of 3487939 is about 151.6548464537.

The spelling of 3487939 in words is "three million, four hundred eighty-seven thousand, nine hundred thirty-nine".