3486813 has 16 divisors (see below), whose sum is σ = 5111616. Its totient is φ = 2096640.

The previous prime is 3486803. The next prime is 3486829. The reversal of 3486813 is 3186843.

It is not a de Polignac number, because 3486813 - 2⁵ = 3486781 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3486803) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4845 + ... + 5517.

It is an arithmetic number, because the mean of its divisors is an integer number (319476).

Almost surely, 2^3486813 is an apocalyptic number.

3486813 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

3486813 is a deficient number, since it is larger than the sum of its proper divisors (1624803).

3486813 is a wasteful number, since it uses less digits than its factorization.

3486813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 844.

The product of its digits is 13824, while the sum is 33.

The square root of 3486813 is about 1867.3009934127. The cubic root of 3486813 is about 151.6385252837.

The spelling of 3486813 in words is "three million, four hundred eighty-six thousand, eight hundred thirteen".