220546430 has 16 divisors (see below), whose sum is σ = 427521024. Its totient is φ = 81432480.

The previous prime is 220546429. The next prime is 220546451. The reversal of 220546430 is 34645022.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a self number, because there is not a number n which added to its sum of digits gives 220546430.

It is a congruent number.

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, 848126 + ... + 848385.

It is an arithmetic number, because the mean of its divisors is an integer number (26720064).

Almost surely, 2^220546430 is an apocalyptic number.

220546430 is a deficient number, since it is larger than the sum of its proper divisors (206974594).

220546430 is a wasteful number, since it uses less digits than its factorization.

220546430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1696531.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 220546430 is about 14850.8057020486. The cubic root of 220546430 is about 604.1804626471.

The spelling of 220546430 in words is "two hundred twenty million, five hundred forty-six thousand, four hundred thirty".