16104340 has 36 divisors (see below), whose sum is σ = 39342996. Its totient is φ = 5521152.

The previous prime is 16104337. The next prime is 16104353. The reversal of 16104340 is 4340161.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 12152196 + 3952144 = 3486^2 + 1988^2 .

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, 7237 + ... + 9196.

It is an arithmetic number, because the mean of its divisors is an integer number (1092861).

Almost surely, 2^16104340 is an apocalyptic number.

16104340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16104340 is an abundant number, since it is smaller than the sum of its proper divisors (23238656).

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

16104340 is a wasteful number, since it uses less digits than its factorization.

16104340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16456 (or 16447 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 16104340 is about 4013.0213056997. The cubic root of 16104340 is about 252.5307742774.

The spelling of 16104340 in words is "sixteen million, one hundred four thousand, three hundred forty".