1003630 has 8 divisors (see below), whose sum is σ = 1806552. Its totient is φ = 401448.

The previous prime is 1003627. The next prime is 1003631. The reversal of 1003630 is 363001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1003630.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003631) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 50172 + ... + 50191.

It is an arithmetic number, because the mean of its divisors is an integer number (225819).

2^1003630 is an apocalyptic number.

1003630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1003630 is a deficient number, since it is larger than the sum of its proper divisors (802922).

1003630 is a wasteful number, since it uses less digits than its factorization.

1003630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100370.

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 1003630 is about 1001.8133558702. The cubic root of 1003630 is about 100.1208538845.

Adding to 1003630 its reverse (363001), we get a palindrome (1366631).

The spelling of 1003630 in words is "one million, three thousand, six hundred thirty".