662216448 has 36 divisors (see below), whose sum is σ = 1762463528. Its totient is φ = 220738560.

The previous prime is 662216447. The next prime is 662216501. The reversal of 662216448 is 844612266.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (662216441) 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, 430363 + ... + 431898.

Almost surely, 2^662216448 is an apocalyptic number.

It is an amenable number.

662216448 is an abundant number, since it is smaller than the sum of its proper divisors (1100247080).

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

662216448 is an equidigital number, since it uses as much as digits as its factorization.

662216448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 862280 (or 862266 counting only the distinct ones).

The product of its digits is 110592, while the sum is 39.

The square root of 662216448 is about 25733.5665619828. The cubic root of 662216448 is about 871.6323113847.

The spelling of 662216448 in words is "six hundred sixty-two million, two hundred sixteen thousand, four hundred forty-eight".