1003421244 has 48 divisors (see below), whose sum is σ = 2705875200. Its totient is φ = 283468416.

The previous prime is 1003421227. The next prime is 1003421303. The reversal of 1003421244 is 4421243001.

It is a super-3 number, since 3×1003421244³ (a number of 28 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 1003421244.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59634 + ... + 74585.

It is an arithmetic number, because the mean of its divisors is an integer number (56372400).

Almost surely, 2^1003421244 is an apocalyptic number.

1003421244 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1003421244 is an abundant number, since it is smaller than the sum of its proper divisors (1702453956).

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

1003421244 is a wasteful number, since it uses less digits than its factorization.

1003421244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134322 (or 134320 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 1003421244 is about 31676.8250302962. The cubic root of 1003421244 is about 1001.1391165874.

Adding to 1003421244 its reverse (4421243001), we get a palindrome (5424664245).

The spelling of 1003421244 in words is "one billion, three million, four hundred twenty-one thousand, two hundred forty-four".