4638073445 has 8 divisors (see below), whose sum is σ = 5566266744. Its totient is φ = 3710073024.

The previous prime is 4638073403. The next prime is 4638073457. The reversal of 4638073445 is 5443708364.

It can be written as a sum of positive squares in 4 ways, for example, as 122367844 + 4515705601 = 11062^2 + 67199^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4638073445 - 2¹² = 4638069349 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4638073396 and 4638073405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11387 + ... + 96983.

It is an arithmetic number, because the mean of its divisors is an integer number (695783343).

Almost surely, 2^4638073445 is an apocalyptic number.

It is an amenable number.

4638073445 is a deficient number, since it is larger than the sum of its proper divisors (928193299).

4638073445 is a wasteful number, since it uses less digits than its factorization.

4638073445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96439.

The product of its (nonzero) digits is 967680, while the sum is 44.

The square root of 4638073445 is about 68103.4025948777. The cubic root of 4638073445 is about 1667.6793091197.

The spelling of 4638073445 in words is "four billion, six hundred thirty-eight million, seventy-three thousand, four hundred forty-five".