4646043973 has 4 divisors (see below), whose sum is σ = 4649683500. Its totient is φ = 4642404448.

The previous prime is 4646043967. The next prime is 4646043979. The reversal of 4646043973 is 3793406464.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (4646043967) and next prime (4646043979).

It can be written as a sum of positive squares in 2 ways, for example, as 4147102404 + 498941569 = 64398^2 + 22337^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4646043973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4646043979) 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 3 ways as a sum of consecutive naturals, for example, 1817848 + ... + 1820401.

It is an arithmetic number, because the mean of its divisors is an integer number (1162420875).

Almost surely, 2^4646043973 is an apocalyptic number.

It is an amenable number.

4646043973 is a deficient number, since it is larger than the sum of its proper divisors (3639527).

4646043973 is a wasteful number, since it uses less digits than its factorization.

4646043973 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3639526.

The product of its (nonzero) digits is 1306368, while the sum is 46.

The square root of 4646043973 is about 68161.8953154913. The cubic root of 4646043973 is about 1668.6340645646.

The spelling of 4646043973 in words is "four billion, six hundred forty-six million, forty-three thousand, nine hundred seventy-three".