4639900 has 18 divisors (see below), whose sum is σ = 10068800. Its totient is φ = 1855920.

The previous prime is 4639891. The next prime is 4639903. The reversal of 4639900 is 99364.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4639903) 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 5 ways as a sum of consecutive naturals, for example, 23100 + ... + 23299.

Almost surely, 2^4639900 is an apocalyptic number.

It is an amenable number.

4639900 is an abundant number, since it is smaller than the sum of its proper divisors (5428900).

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

4639900 is a wasteful number, since it uses less digits than its factorization.

4639900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46413 (or 46406 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 31.

The square root of 4639900 is about 2154.0427108115. The cubic root of 4639900 is about 166.7898200881.

The spelling of 4639900 in words is "four million, six hundred thirty-nine thousand, nine hundred".