3486945 has 32 divisors (see below), whose sum is σ = 6958080. Its totient is φ = 1448640.

The previous prime is 3486941. The next prime is 3486953. The reversal of 3486945 is 5496843.

3486945 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3486945 - 2² = 3486941 is a prime.

It is a d-powerful number, because it can be written as 3 + 4⁹ + 8⁷ + 6³ + 9³ + 4¹⁰ + 5⁷ .

It is a zygodrome in base 14.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3486941) 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 31 ways as a sum of consecutive naturals, for example, 355 + ... + 2664.

It is an arithmetic number, because the mean of its divisors is an integer number (217440).

Almost surely, 2^3486945 is an apocalyptic number.

3486945 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3486945 is a deficient number, since it is larger than the sum of its proper divisors (3471135).

3486945 is a wasteful number, since it uses less digits than its factorization.

3486945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3045.

The product of its digits is 103680, while the sum is 39.

The square root of 3486945 is about 1867.3363382101. The cubic root of 3486945 is about 151.6404387820.

The spelling of 3486945 in words is "three million, four hundred eighty-six thousand, nine hundred forty-five".