4223620178 has 16 divisors (see below), whose sum is σ = 6373080000. Its totient is φ = 2099279952.

The previous prime is 4223620171. The next prime is 4223620201. The reversal of 4223620178 is 8710263224.

It is not an unprimeable number, because it can be changed into a prime (4223620171) 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, 496868 + ... + 505296.

It is an arithmetic number, because the mean of its divisors is an integer number (398317500).

Almost surely, 2^4223620178 is an apocalyptic number.

4223620178 is a deficient number, since it is larger than the sum of its proper divisors (2149459822).

4223620178 is a wasteful number, since it uses less digits than its factorization.

4223620178 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9889.

The product of its (nonzero) digits is 32256, while the sum is 35.

The square root of 4223620178 is about 64989.3851178791. The cubic root of 4223620178 is about 1616.4475550331.

The spelling of 4223620178 in words is "four billion, two hundred twenty-three million, six hundred twenty thousand, one hundred seventy-eight".