662206426 has 32 divisors (see below), whose sum is σ = 1154966400. Its totient is φ = 278885376.

The previous prime is 662206417. The next prime is 662206429. The reversal of 662206426 is 624602266.

It is a junction number, because it is equal to n+sod(n) for n = 662206391 and 662206400.

It is not an unprimeable number, because it can be changed into a prime (662206429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 630750 + ... + 631798.

It is an arithmetic number, because the mean of its divisors is an integer number (36092700).

Almost surely, 2^662206426 is an apocalyptic number.

662206426 is a deficient number, since it is larger than the sum of its proper divisors (492759974).

662206426 is a wasteful number, since it uses less digits than its factorization.

662206426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1798.

The product of its (nonzero) digits is 41472, while the sum is 34.

The square root of 662206426 is about 25733.3718350316. The cubic root of 662206426 is about 871.6279142609.

The spelling of 662206426 in words is "six hundred sixty-two million, two hundred six thousand, four hundred twenty-six".