16469540 has 24 divisors (see below), whose sum is σ = 34800192. Its totient is φ = 6547040.

The previous prime is 16469521. The next prime is 16469543. The reversal of 16469540 is 4596461.

It is a self number, because there is not a number n which added to its sum of digits gives 16469540.

It is not an unprimeable number, because it can be changed into a prime (16469543) 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, 875 + ... + 5805.

It is an arithmetic number, because the mean of its divisors is an integer number (1450008).

Almost surely, 2^16469540 is an apocalyptic number.

16469540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16469540 is an abundant number, since it is smaller than the sum of its proper divisors (18330652).

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

16469540 is a wasteful number, since it uses less digits than its factorization.

16469540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5107 (or 5105 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 16469540 is about 4058.2681035141. The cubic root of 16469540 is about 254.4254139465.

The spelling of 16469540 in words is "sixteen million, four hundred sixty-nine thousand, five hundred forty".