3646046043 has 24 divisors (see below), whose sum is σ = 5498831520. Its totient is φ = 2323601280.

The previous prime is 3646046039. The next prime is 3646046051. The reversal of 3646046043 is 3406406463.

3646046043 is a `hidden beast` number, since 3 + 6 + 4 + 604 + 6 + 0 + 43 = 666.

It is not a de Polignac number, because 3646046043 - 2² = 3646046039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3646045989 and 3646046007.

It is not an unprimeable number, because it can be changed into a prime (3646046143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 415663 + ... + 424343.

It is an arithmetic number, because the mean of its divisors is an integer number (229117980).

Almost surely, 2^3646046043 is an apocalyptic number.

3646046043 is a deficient number, since it is larger than the sum of its proper divisors (1852785477).

3646046043 is a wasteful number, since it uses less digits than its factorization.

3646046043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10739 (or 10736 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 36.

The square root of 3646046043 is about 60382.4978201465. The cubic root of 3646046043 is about 1539.1255567241.

The spelling of 3646046043 in words is "three billion, six hundred forty-six million, forty-six thousand, forty-three".