14639900 has 36 divisors (see below), whose sum is σ = 34659240. Its totient is φ = 5323200.

The previous prime is 14639893. The next prime is 14639917. The reversal of 14639900 is 993641.

It is a super-5 number, since 5×14639900⁵ (a number of 37 digits) contains 55555 as substring.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5555 + ... + 7754.

Almost surely, 2^14639900 is an apocalyptic number.

14639900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14639900 is an abundant number, since it is smaller than the sum of its proper divisors (20019340).

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

14639900 is a wasteful number, since it uses less digits than its factorization.

14639900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13334 (or 13327 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 32.

The square root of 14639900 is about 3826.2122262101. The cubic root of 14639900 is about 244.6316831423.

The spelling of 14639900 in words is "fourteen million, six hundred thirty-nine thousand, nine hundred".