662294272 has 72 divisors (see below), whose sum is σ = 1352106000. Its totient is φ = 323715072.

The previous prime is 662294233. The next prime is 662294287. The reversal of 662294272 is 272492266.

662294272 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3699879 + ... + 3700057.

It is an arithmetic number, because the mean of its divisors is an integer number (18779250).

Almost surely, 2^662294272 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 662294272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (676053000).

662294272 is an abundant number, since it is smaller than the sum of its proper divisors (689811728).

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

662294272 is a wasteful number, since it uses less digits than its factorization.

662294272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441 (or 427 counting only the distinct ones).

The product of its digits is 145152, while the sum is 40.

The square root of 662294272 is about 25735.0786282071. The cubic root of 662294272 is about 871.6664549320. Note that the first 3 decimals are identical.

The spelling of 662294272 in words is "six hundred sixty-two million, two hundred ninety-four thousand, two hundred seventy-two".