223041540 has 24 divisors (see below), whose sum is σ = 624516480. Its totient is φ = 59477728.

The previous prime is 223041491. The next prime is 223041563. The reversal of 223041540 is 45140322.

It is an unprimeable number.

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, 1858620 + ... + 1858739.

It is an arithmetic number, because the mean of its divisors is an integer number (26021520).

Almost surely, 2^223041540 is an apocalyptic number.

223041540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

223041540 is an abundant number, since it is smaller than the sum of its proper divisors (401474940).

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

223041540 is a wasteful number, since it uses less digits than its factorization.

223041540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3717371 (or 3717369 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 223041540 is about 14934.5753203765. The cubic root of 223041540 is about 606.4503509000.

Adding to 223041540 its reverse (45140322), we get a palindrome (268181862).

The spelling of 223041540 in words is "two hundred twenty-three million, forty-one thousand, five hundred forty".