648262 has 4 divisors (see below), whose sum is σ = 972396. Its totient is φ = 324130.

The previous prime is 648259. The next prime is 648269. The reversal of 648262 is 262846.

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 648262.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (648269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 162064 + ... + 162067.

It is an arithmetic number, because the mean of its divisors is an integer number (243099).

2⁶⁴⁸²⁶² is an apocalyptic number.

648262 is a deficient number, since it is larger than the sum of its proper divisors (324134).

648262 is a wasteful number, since it uses less digits than its factorization.

648262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324133.

The product of its digits is 4608, while the sum is 28.

The square root of 648262 is about 805.1471915122. The cubic root of 648262 is about 86.5466352824.

The spelling of 648262 in words is "six hundred forty-eight thousand, two hundred sixty-two".