13950664 has 32 divisors (see below), whose sum is σ = 32195520. Its totient is φ = 5518656.

The previous prime is 13950649. The next prime is 13950667. The reversal of 13950664 is 46605931.

13950664 = T₂₉₇ + T₂₉₈ + ... + T₄₇₈.

It is not an unprimeable number, because it can be changed into a prime (13950667) 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 7 ways as a sum of consecutive naturals, for example, 8854 + ... + 10309.

It is an arithmetic number, because the mean of its divisors is an integer number (1006110).

Almost surely, 2^13950664 is an apocalyptic number.

13950664 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13950664 is an abundant number, since it is smaller than the sum of its proper divisors (18244856).

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

13950664 is a wasteful number, since it uses less digits than its factorization.

13950664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19189 (or 19185 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 34.

The square root of 13950664 is about 3735.0587679446. The cubic root of 13950664 is about 240.7307818254.

The spelling of 13950664 in words is "thirteen million, nine hundred fifty thousand, six hundred sixty-four".