693328501 has 4 divisors (see below), whose sum is σ = 704694604. Its totient is φ = 681962400.

The previous prime is 693328483. The next prime is 693328511. The reversal of 693328501 is 105823396.

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 135140625 + 558187876 = 11625^2 + 23626^2 .

It is a cyclic number.

It is not a de Polignac number, because 693328501 - 2⁵ = 693328469 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 (693328511) 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, 5682960 + ... + 5683081.

It is an arithmetic number, because the mean of its divisors is an integer number (176173651).

Almost surely, 2^693328501 is an apocalyptic number.

693328501 is a gapful number since it is divisible by the number (61) formed by its first and last digit.

It is an amenable number.

693328501 is a deficient number, since it is larger than the sum of its proper divisors (11366103).

693328501 is a wasteful number, since it uses less digits than its factorization.

693328501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11366102.

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 693328501 is about 26331.1317834992. The cubic root of 693328501 is about 885.0742065943.

The spelling of 693328501 in words is "six hundred ninety-three million, three hundred twenty-eight thousand, five hundred one".