220446474 has 16 divisors (see below), whose sum is σ = 464098080. Its totient is φ = 69614640.

The previous prime is 220446449. The next prime is 220446491. The reversal of 220446474 is 474644022.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 966757 + ... + 966984.

It is an arithmetic number, because the mean of its divisors is an integer number (29006130).

Almost surely, 2^220446474 is an apocalyptic number.

220446474 is an abundant number, since it is smaller than the sum of its proper divisors (243651606).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220446474 is a wasteful number, since it uses less digits than its factorization.

220446474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1933765.

The product of its (nonzero) digits is 43008, while the sum is 33.

The square root of 220446474 is about 14847.4399813571. The cubic root of 220446474 is about 604.0891733463.

The spelling of 220446474 in words is "two hundred twenty million, four hundred forty-six thousand, four hundred seventy-four".