1003426944 has 64 divisors (see below), whose sum is σ = 2870394240. Its totient is φ = 308745216.

The previous prime is 1003426937. The next prime is 1003426951. The reversal of 1003426944 is 4496243001.

It is an interprime number because it is at equal distance from previous prime (1003426937) and next prime (1003426951).

It is a tau number, because it is divible by the number of its divisors (64).

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, 95512 + ... + 105495.

It is an arithmetic number, because the mean of its divisors is an integer number (44849910).

Almost surely, 2^1003426944 is an apocalyptic number.

It is an amenable number.

1003426944 is an abundant number, since it is smaller than the sum of its proper divisors (1866967296).

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

1003426944 is a wasteful number, since it uses less digits than its factorization.

1003426944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201037 (or 201025 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 1003426944 is about 31676.9150013066. The cubic root of 1003426944 is about 1001.1410122625.

Adding to 1003426944 its reverse (4496243001), we get a palindrome (5499669945).

The spelling of 1003426944 in words is "one billion, three million, four hundred twenty-six thousand, nine hundred forty-four".