220415001 has 8 divisors (see below), whose sum is σ = 293957664. Its totient is φ = 146907840.

The previous prime is 220414981. The next prime is 220415009. The reversal of 220415001 is 100514022.

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

It is not a de Polignac number, because 220415001 - 2⁶ = 220414937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220415009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14146 + ... + 25316.

It is an arithmetic number, because the mean of its divisors is an integer number (36744708).

Almost surely, 2^220415001 is an apocalyptic number.

It is an amenable number.

220415001 is a deficient number, since it is larger than the sum of its proper divisors (73542663).

220415001 is a wasteful number, since it uses less digits than its factorization.

220415001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17751.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 220415001 is about 14846.3800638405. The cubic root of 220415001 is about 604.0604235050.

Adding to 220415001 its reverse (100514022), we get a palindrome (320929023).

It can be divided in two parts, 2204 and 15001, that added together give a triangular number (17205 = T₁₈₅).

The spelling of 220415001 in words is "two hundred twenty million, four hundred fifteen thousand, one".