647360606 has 4 divisors (see below), whose sum is σ = 971040912. Its totient is φ = 323680302.

The previous prime is 647360579. The next prime is 647360617. The reversal of 647360606 is 606063746.

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

It is a self number, because there is not a number n which added to its sum of digits gives 647360606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 161840150 + ... + 161840153.

It is an arithmetic number, because the mean of its divisors is an integer number (242760228).

Almost surely, 2^647360606 is an apocalyptic number.

647360606 is a deficient number, since it is larger than the sum of its proper divisors (323680306).

647360606 is a wasteful number, since it uses less digits than its factorization.

647360606 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 323680305.

The product of its (nonzero) digits is 108864, while the sum is 38.

The square root of 647360606 is about 25443.2821389065. The cubic root of 647360606 is about 865.0650294701.

The spelling of 647360606 in words is "six hundred forty-seven million, three hundred sixty thousand, six hundred six".