13630004 has 6 divisors (see below), whose sum is σ = 23852514. Its totient is φ = 6815000.

The previous prime is 13629997. The next prime is 13630009. The reversal of 13630004 is 40003631.

It can be written as a sum of positive squares in only one way, i.e., 12816400 + 813604 = 3580^2 + 902^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13630009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1703747 + ... + 1703754.

It is an arithmetic number, because the mean of its divisors is an integer number (3975419).

Almost surely, 2^13630004 is an apocalyptic number.

It is an amenable number.

13630004 is a deficient number, since it is larger than the sum of its proper divisors (10222510).

13630004 is a wasteful number, since it uses less digits than its factorization.

13630004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3407505 (or 3407503 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 13630004 is about 3691.8835301239. The cubic root of 13630004 is about 238.8720450917.

Adding to 13630004 its reverse (40003631), we get a palindrome (53633635).

The spelling of 13630004 in words is "thirteen million, six hundred thirty thousand, four".