220454124 has 48 divisors (see below), whose sum is σ = 562630656. Its totient is φ = 66628800.

The previous prime is 220454123. The next prime is 220454141. The reversal of 220454124 is 421454022.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 220454094 and 220454103.

It is not an unprimeable number, because it can be changed into a prime (220454123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53589 + ... + 57555.

It is an arithmetic number, because the mean of its divisors is an integer number (11721472).

Almost surely, 2^220454124 is an apocalyptic number.

It is an amenable number.

220454124 is an abundant number, since it is smaller than the sum of its proper divisors (342176532).

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

220454124 is a wasteful number, since it uses less digits than its factorization.

220454124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4406 (or 4404 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 24.

The square root of 220454124 is about 14847.6975992913. The cubic root of 220454124 is about 604.0961610270.

The spelling of 220454124 in words is "two hundred twenty million, four hundred fifty-four thousand, one hundred twenty-four".