648118 has 8 divisors (see below), whose sum is σ = 975600. Its totient is φ = 322920.

The previous prime is 648107. The next prime is 648119. The reversal of 648118 is 811846.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (648119) 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, 783 + ... + 1381.

It is an arithmetic number, because the mean of its divisors is an integer number (121950).

2⁶⁴⁸¹¹⁸ is an apocalyptic number.

648118 is a deficient number, since it is larger than the sum of its proper divisors (327482).

648118 is a wasteful number, since it uses less digits than its factorization.

648118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1142.

The product of its digits is 1536, while the sum is 28.

The square root of 648118 is about 805.0577619028. The cubic root of 648118 is about 86.5402265370.

The spelling of 648118 in words is "six hundred forty-eight thousand, one hundred eighteen".