662213345 has 16 divisors (see below), whose sum is σ = 827850240. Its totient is φ = 508080000.

The previous prime is 662213339. The next prime is 662213399. The reversal of 662213345 is 543312266.

662213345 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 662213345 - 2⁸ = 662213089 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15281 + ... + 39470.

It is an arithmetic number, because the mean of its divisors is an integer number (51740640).

Almost surely, 2^662213345 is an apocalyptic number.

It is an amenable number.

662213345 is a deficient number, since it is larger than the sum of its proper divisors (165636895).

662213345 is a wasteful number, since it uses less digits than its factorization.

662213345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54856.

The product of its digits is 25920, while the sum is 32.

The square root of 662213345 is about 25733.5062710078. The cubic root of 662213345 is about 871.6309499571.

The spelling of 662213345 in words is "six hundred sixty-two million, two hundred thirteen thousand, three hundred forty-five".