220415541 has 8 divisors (see below), whose sum is σ = 293969184. Its totient is φ = 146902800.

The previous prime is 220415537. The next prime is 220415567. The reversal of 220415541 is 145514022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 220415541 - 2² = 220415537 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220415521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6055 + ... + 21851.

It is an arithmetic number, because the mean of its divisors is an integer number (36746148).

Almost surely, 2^220415541 is an apocalyptic number.

It is an amenable number.

220415541 is a deficient number, since it is larger than the sum of its proper divisors (73553643).

220415541 is a wasteful number, since it uses less digits than its factorization.

220415541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20451.

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 220415541 is about 14846.3982500807. The cubic root of 220415541 is about 604.0609168053.

Adding to 220415541 its reverse (145514022), we get a palindrome (365929563).

The spelling of 220415541 in words is "two hundred twenty million, four hundred fifteen thousand, five hundred forty-one".