220078006 has 4 divisors (see below), whose sum is σ = 330117012. Its totient is φ = 110039002.

The previous prime is 220077989. The next prime is 220078087. The reversal of 220078006 is 600870022.

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

It is a congruent number.

It is an unprimeable number.

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, 55019500 + ... + 55019503.

It is an arithmetic number, because the mean of its divisors is an integer number (82529253).

Almost surely, 2^220078006 is an apocalyptic number.

220078006 is a deficient number, since it is larger than the sum of its proper divisors (110039006).

220078006 is a wasteful number, since it uses less digits than its factorization.

220078006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110039005.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 220078006 is about 14835.0263228617. The cubic root of 220078006 is about 603.7524148635.

The spelling of 220078006 in words is "two hundred twenty million, seventy-eight thousand, six".