220446153 has 6 divisors (see below), whose sum is σ = 318422234. Its totient is φ = 146964096.

The previous prime is 220446143. The next prime is 220446173. The reversal of 220446153 is 351644022.

220446153 is a `hidden beast` number, since 2 + 2 + 0 + 44 + 615 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 213539769 + 6906384 = 14613^2 + 2628^2 .

It is not a de Polignac number, because 220446153 - 2²⁴ = 203668937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220446143) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12247000 + ... + 12247017.

Almost surely, 2^220446153 is an apocalyptic number.

It is an amenable number.

220446153 is a deficient number, since it is larger than the sum of its proper divisors (97976081).

220446153 is a wasteful number, since it uses less digits than its factorization.

220446153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24494023 (or 24494020 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 220446153 is about 14847.4291714088. The cubic root of 220446153 is about 604.0888801342.

The spelling of 220446153 in words is "two hundred twenty million, four hundred forty-six thousand, one hundred fifty-three".