13899006 has 32 divisors (see below), whose sum is σ = 33696000. Its totient is φ = 4211640.

The previous prime is 13899001. The next prime is 13899049. The reversal of 13899006 is 60099831.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13899001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11106 + ... + 12293.

It is an arithmetic number, because the mean of its divisors is an integer number (1053000).

Almost surely, 2^13899006 is an apocalyptic number.

13899006 is an abundant number, since it is smaller than the sum of its proper divisors (19796994).

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

13899006 is a wasteful number, since it uses less digits than its factorization.

13899006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23421 (or 23415 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The square root of 13899006 is about 3728.1370682956. The cubic root of 13899006 is about 240.4332798151.

The spelling of 13899006 in words is "thirteen million, eight hundred ninety-nine thousand, six".