3648046 has 12 divisors (see below), whose sum is σ = 5617008. Its totient is φ = 1776152.

The previous prime is 3648041. The next prime is 3648067. The reversal of 3648046 is 6408463.

It is a junction number, because it is equal to n+sod(n) for n = 3647999 and 3648017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3648041) 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 5 ways as a sum of consecutive naturals, for example, 18420 + ... + 18616.

It is an arithmetic number, because the mean of its divisors is an integer number (468084).

Almost surely, 2^3648046 is an apocalyptic number.

3648046 is a deficient number, since it is larger than the sum of its proper divisors (1968962).

3648046 is an equidigital number, since it uses as much as digits as its factorization.

3648046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 443 (or 246 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 3648046 is about 1909.9858638220. The cubic root of 3648046 is about 153.9406922917.

The spelling of 3648046 in words is "three million, six hundred forty-eight thousand, forty-six".