662673005 has 8 divisors (see below), whose sum is σ = 841984632. Its totient is φ = 498953728.

The previous prime is 662673001. The next prime is 662673007. The reversal of 662673005 is 500376266.

It can be written as a sum of positive squares in 4 ways, for example, as 80802121 + 581870884 = 8989^2 + 24122^2 .

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 662673005 - 2² = 662673001 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 (662673001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3897992 + ... + 3898161.

It is an arithmetic number, because the mean of its divisors is an integer number (105248079).

Almost surely, 2^662673005 is an apocalyptic number.

It is an amenable number.

662673005 is a deficient number, since it is larger than the sum of its proper divisors (179311627).

662673005 is a wasteful number, since it uses less digits than its factorization.

662673005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7796175.

The product of its (nonzero) digits is 45360, while the sum is 35.

The square root of 662673005 is about 25742.4358793025. The cubic root of 662673005 is about 871.8325774334.

The spelling of 662673005 in words is "six hundred sixty-two million, six hundred seventy-three thousand, five".