1630002 has 16 divisors (see below), whose sum is σ = 3556512. Its totient is φ = 493920.

The previous prime is 1629997. The next prime is 1630019. The reversal of 1630002 is 2000361.

It is a self number, because there is not a number n which added to its sum of digits gives 1630002.

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, 12283 + ... + 12414.

It is an arithmetic number, because the mean of its divisors is an integer number (222282).

2^1630002 is an apocalyptic number.

1630002 is an abundant number, since it is smaller than the sum of its proper divisors (1926510).

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

1630002 is a wasteful number, since it uses less digits than its factorization.

1630002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24713.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 1630002 is about 1276.7153167406. The cubic root of 1630002 is about 117.6872403238.

Adding to 1630002 its reverse (2000361), we get a palindrome (3630363).

It can be divided in two parts, 1 and 630002, that added together give a triangular number (630003 = T₁₁₂₂).

The spelling of 1630002 in words is "one million, six hundred thirty thousand, two".