668482354 has 8 divisors (see below), whose sum is σ = 1006536960. Its totient is φ = 332970036.

The previous prime is 668482333. The next prime is 668482379. The reversal of 668482354 is 453284866.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 634914 + ... + 635965.

It is an arithmetic number, because the mean of its divisors is an integer number (125817120).

Almost surely, 2^668482354 is an apocalyptic number.

668482354 is a deficient number, since it is larger than the sum of its proper divisors (338054606).

668482354 is a wasteful number, since it uses less digits than its factorization.

668482354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1271144.

The product of its digits is 1105920, while the sum is 46.

The square root of 668482354 is about 25855.0257010122. The cubic root of 668482354 is about 874.3728203283.

The spelling of 668482354 in words is "six hundred sixty-eight million, four hundred eighty-two thousand, three hundred fifty-four".