220769995 has 8 divisors (see below), whose sum is σ = 265003920. Its totient is φ = 176562720.

The previous prime is 220769993. The next prime is 220769999. The reversal of 220769995 is 599967022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 220769995 - 2¹ = 220769993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220769993) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27501 + ... + 34609.

It is an arithmetic number, because the mean of its divisors is an integer number (33125490).

Almost surely, 2^220769995 is an apocalyptic number.

220769995 is a deficient number, since it is larger than the sum of its proper divisors (44233925).

220769995 is an equidigital number, since it uses as much as digits as its factorization.

220769995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13325.

The product of its (nonzero) digits is 612360, while the sum is 49.

The square root of 220769995 is about 14858.3308281920. The cubic root of 220769995 is about 604.3845436200.

The spelling of 220769995 in words is "two hundred twenty million, seven hundred sixty-nine thousand, nine hundred ninety-five".