220000378 has 32 divisors (see below), whose sum is σ = 362509056. Its totient is φ = 99525888.

The previous prime is 220000369. The next prime is 220000379. The reversal of 220000378 is 873000022.

It is a happy number.

220000378 is a modest number, since divided by 378 gives 220 as remainder.

It is not an unprimeable number, because it can be changed into a prime (220000379) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 302251 + ... + 302977.

It is an arithmetic number, because the mean of its divisors is an integer number (11328408).

Almost surely, 2^220000378 is an apocalyptic number.

220000378 is a deficient number, since it is larger than the sum of its proper divisors (142508678).

220000378 is a wasteful number, since it uses less digits than its factorization.

220000378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 958.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 220000378 is about 14832.4097165633. The cubic root of 220000378 is about 603.6814194242.

The spelling of 220000378 in words is "two hundred twenty million, three hundred seventy-eight", and thus it is an aban number.