220662674 has 4 divisors (see below), whose sum is σ = 330994014. Its totient is φ = 110331336.

The previous prime is 220662661. The next prime is 220662677. The reversal of 220662674 is 476266022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 169182049 + 51480625 = 13007^2 + 7175^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (220662677) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55165667 + ... + 55165670.

Almost surely, 2^220662674 is an apocalyptic number.

220662674 is a deficient number, since it is larger than the sum of its proper divisors (110331340).

220662674 is a wasteful number, since it uses less digits than its factorization.

220662674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110331339.

The product of its (nonzero) digits is 48384, while the sum is 35.

The square root of 220662674 is about 14854.7189135305. The cubic root of 220662674 is about 604.2865930102.

The spelling of 220662674 in words is "two hundred twenty million, six hundred sixty-two thousand, six hundred seventy-four".