16340454 has 40 divisors (see below), whose sum is σ = 39436320. Its totient is φ = 5027184.

The previous prime is 16340411. The next prime is 16340479. The reversal of 16340454 is 45404361.

It is a super-3 number, since 3×16340454³ (a number of 23 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1774 + ... + 5985.

It is an arithmetic number, because the mean of its divisors is an integer number (985908).

Almost surely, 2^16340454 is an apocalyptic number.

16340454 is an abundant number, since it is smaller than the sum of its proper divisors (23095866).

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

16340454 is a wasteful number, since it uses less digits than its factorization.

16340454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7786 (or 7777 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 16340454 is about 4042.3327423655. The cubic root of 16340454 is about 253.7589525019.

The spelling of 16340454 in words is "sixteen million, three hundred forty thousand, four hundred fifty-four".