220670963 has 2 divisors, whose sum is σ = 220670964. Its totient is φ = 220670962.

The previous prime is 220670951. The next prime is 220670981. The reversal of 220670963 is 369076022.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220670963 - 2¹⁸ = 220408819 is a prime.

It is a super-2 number, since 2×220670963² = 97391347822694738, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (220670063) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110335481 + 110335482.

It is an arithmetic number, because the mean of its divisors is an integer number (110335482).

Almost surely, 2^220670963 is an apocalyptic number.

220670963 is a deficient number, since it is larger than the sum of its proper divisors (1).

220670963 is an equidigital number, since it uses as much as digits as its factorization.

220670963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 35.

The square root of 220670963 is about 14854.9979131604. The cubic root of 220670963 is about 604.2941594143.

The spelling of 220670963 in words is "two hundred twenty million, six hundred seventy thousand, nine hundred sixty-three".