223728411 has 4 divisors (see below), whose sum is σ = 298304552. Its totient is φ = 149152272.

The previous prime is 223728403. The next prime is 223728437. The reversal of 223728411 is 114827322.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 223728411 - 2³ = 223728403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (223728451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37288066 + ... + 37288071.

It is an arithmetic number, because the mean of its divisors is an integer number (74576138).

Almost surely, 2^223728411 is an apocalyptic number.

223728411 is a deficient number, since it is larger than the sum of its proper divisors (74576141).

223728411 is an equidigital number, since it uses as much as digits as its factorization.

223728411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74576140.

The product of its digits is 5376, while the sum is 30.

The square root of 223728411 is about 14957.5536435608. The cubic root of 223728411 is about 607.0722474432.

The spelling of 223728411 in words is "two hundred twenty-three million, seven hundred twenty-eight thousand, four hundred eleven".