4693327621 has 4 divisors (see below), whose sum is σ = 4713470892. Its totient is φ = 4673184352.

The previous prime is 4693327589. The next prime is 4693327627. The reversal of 4693327621 is 1267233964.

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 763416900 + 3929910721 = 27630^2 + 62689^2 .

It is a cyclic number.

It is not a de Polignac number, because 4693327621 - 2⁵ = 4693327589 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 (4693327627) 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, 10071286 + ... + 10071751.

It is an arithmetic number, because the mean of its divisors is an integer number (1178367723).

Almost surely, 2^4693327621 is an apocalyptic number.

It is an amenable number.

4693327621 is a deficient number, since it is larger than the sum of its proper divisors (20143271).

4693327621 is a wasteful number, since it uses less digits than its factorization.

4693327621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20143270.

The product of its digits is 326592, while the sum is 43.

The square root of 4693327621 is about 68507.8653951501. The cubic root of 4693327621 is about 1674.2756349285.

The spelling of 4693327621 in words is "four billion, six hundred ninety-three million, three hundred twenty-seven thousand, six hundred twenty-one".