4639130 has 32 divisors (see below), whose sum is σ = 9156240. Its totient is φ = 1684480.

The previous prime is 4639127. The next prime is 4639133. The reversal of 4639130 is 319364.

It is an interprime number because it is at equal distance from previous prime (4639127) and next prime (4639133).

It can be written as a sum of positive squares in 8 ways, for example, as 3003289 + 1635841 = 1733^2 + 1279^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 4639130.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4639133) 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 15 ways as a sum of consecutive naturals, for example, 4460 + ... + 5400.

Almost surely, 2^4639130 is an apocalyptic number.

4639130 is a deficient number, since it is larger than the sum of its proper divisors (4517110).

4639130 is a wasteful number, since it uses less digits than its factorization.

4639130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 994.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 4639130 is about 2153.8639697065. The cubic root of 4639130 is about 166.7805932178.

The spelling of 4639130 in words is "four million, six hundred thirty-nine thousand, one hundred thirty".