668007348 has 24 divisors (see below), whose sum is σ = 1568021952. Its totient is φ = 221335104.

The previous prime is 668007341. The next prime is 668007397. The reversal of 668007348 is 843700866.

668007348 is a modest number, since divided by 7348 gives 668 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (668007341) 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, 164665 + ... + 168672.

It is an arithmetic number, because the mean of its divisors is an integer number (65334248).

Almost surely, 2^668007348 is an apocalyptic number.

It is an amenable number.

668007348 is an abundant number, since it is smaller than the sum of its proper divisors (900014604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

668007348 is a wasteful number, since it uses less digits than its factorization.

668007348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333511 (or 333509 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 42.

The square root of 668007348 is about 25845.8381175771. The cubic root of 668007348 is about 874.1656691362.

The spelling of 668007348 in words is "six hundred sixty-eight million, seven thousand, three hundred forty-eight".