16640060 has 12 divisors (see below), whose sum is σ = 34944168. Its totient is φ = 6656016.

The previous prime is 16640051. The next prime is 16640069. The reversal of 16640060 is 6004661.

It is an interprime number because it is at equal distance from previous prime (16640051) and next prime (16640069).

It is a hoax number, since the sum of its digits (23) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16640069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 415982 + ... + 416021.

It is an arithmetic number, because the mean of its divisors is an integer number (2912014).

Almost surely, 2^16640060 is an apocalyptic number.

16640060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16640060 is an abundant number, since it is smaller than the sum of its proper divisors (18304108).

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

16640060 is a wasteful number, since it uses less digits than its factorization.

16640060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 832012 (or 832010 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 16640060 is about 4079.2229652227. Note that the first 3 decimals coincide. The cubic root of 16640060 is about 255.3004788052.

The spelling of 16640060 in words is "sixteen million, six hundred forty thousand, sixty".