16453340 has 12 divisors (see below), whose sum is σ = 34552056. Its totient is φ = 6581328.

The previous prime is 16453321. The next prime is 16453357. The reversal of 16453340 is 4335461.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 411314 + ... + 411353.

It is an arithmetic number, because the mean of its divisors is an integer number (2879338).

Almost surely, 2^16453340 is an apocalyptic number.

16453340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16453340 is an abundant number, since it is smaller than the sum of its proper divisors (18098716).

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

16453340 is a wasteful number, since it uses less digits than its factorization.

16453340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 822676 (or 822674 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 16453340 is about 4056.2716871531. The cubic root of 16453340 is about 254.3419660814.

The spelling of 16453340 in words is "sixteen million, four hundred fifty-three thousand, three hundred forty".