220241004 has 24 divisors (see below), whose sum is σ = 518986608. Its totient is φ = 72686400.

The previous prime is 220240997. The next prime is 220241009. The reversal of 220241004 is 400142022.

It is not an unprimeable number, because it can be changed into a prime (220241009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89647 + ... + 92070.

It is an arithmetic number, because the mean of its divisors is an integer number (21624442).

Almost surely, 2^220241004 is an apocalyptic number.

It is an amenable number.

220241004 is an abundant number, since it is smaller than the sum of its proper divisors (298745604).

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

220241004 is a wasteful number, since it uses less digits than its factorization.

220241004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181825 (or 181823 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 220241004 is about 14840.5189936201. The cubic root of 220241004 is about 603.9014319512.

Adding to 220241004 its reverse (400142022), we get a palindrome (620383026).

The spelling of 220241004 in words is "two hundred twenty million, two hundred forty-one thousand, four".