220006007 has 4 divisors (see below), whose sum is σ = 236929560. Its totient is φ = 203082456.

The previous prime is 220005949. The next prime is 220006009. The reversal of 220006007 is 700600022.

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

It is a cyclic number.

It is not a de Polignac number, because 220006007 - 2¹⁶ = 219940471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220006009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8461757 + ... + 8461782.

It is an arithmetic number, because the mean of its divisors is an integer number (59232390).

Almost surely, 2^220006007 is an apocalyptic number.

220006007 is a deficient number, since it is larger than the sum of its proper divisors (16923553).

220006007 is a wasteful number, since it uses less digits than its factorization.

220006007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16923552.

The product of its (nonzero) digits is 168, while the sum is 17.

The square root of 220006007 is about 14832.5994687378. The cubic root of 220006007 is about 603.6865680422.

Adding to 220006007 its reverse (700600022), we get a palindrome (920606029).

The spelling of 220006007 in words is "two hundred twenty million, six thousand, seven".