4628638073 has 4 divisors (see below), whose sum is σ = 4692044148. Its totient is φ = 4565232000.

The previous prime is 4628638057. The next prime is 4628638097. The reversal of 4628638073 is 3708368264.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3725515369 + 903122704 = 61037^2 + 30052^2 .

It is a cyclic number.

It is not a de Polignac number, because 4628638073 - 2⁴ = 4628638057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4628638043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31702928 + ... + 31703073.

It is an arithmetic number, because the mean of its divisors is an integer number (1173011037).

Almost surely, 2^4628638073 is an apocalyptic number.

It is an amenable number.

4628638073 is a deficient number, since it is larger than the sum of its proper divisors (63406075).

4628638073 is an equidigital number, since it uses as much as digits as its factorization.

4628638073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63406074.

The product of its (nonzero) digits is 1161216, while the sum is 47.

The square root of 4628638073 is about 68034.0949304097. The cubic root of 4628638073 is about 1666.5476713754.

The spelling of 4628638073 in words is "four billion, six hundred twenty-eight million, six hundred thirty-eight thousand, seventy-three".