1003223420 has 24 divisors (see below), whose sum is σ = 2107364784. Its totient is φ = 401175936.

The previous prime is 1003223387. The next prime is 1003223443. The reversal of 1003223420 is 243223001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131552 + ... + 138968.

It is an arithmetic number, because the mean of its divisors is an integer number (87806866).

Almost surely, 2^1003223420 is an apocalyptic number.

1003223420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1003223420 is an abundant number, since it is smaller than the sum of its proper divisors (1104141364).

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

1003223420 is a wasteful number, since it uses less digits than its factorization.

1003223420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14189 (or 14187 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 1003223420 is about 31673.7023412168. The cubic root of 1003223420 is about 1001.0733209034.

Adding to 1003223420 its reverse (243223001), we get a palindrome (1246446421).

The spelling of 1003223420 in words is "one billion, three million, two hundred twenty-three thousand, four hundred twenty".