16484340 has 24 divisors (see below), whose sum is σ = 46156320. Its totient is φ = 4395808.

The previous prime is 16484329. The next prime is 16484341. The reversal of 16484340 is 4348461.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 16484298 and 16484307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16484341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137310 + ... + 137429.

It is an arithmetic number, because the mean of its divisors is an integer number (1923180).

Almost surely, 2^16484340 is an apocalyptic number.

16484340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16484340 is an abundant number, since it is smaller than the sum of its proper divisors (29671980).

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

16484340 is a wasteful number, since it uses less digits than its factorization.

16484340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274751 (or 274749 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 16484340 is about 4060.0911319821. The cubic root of 16484340 is about 254.5016024489.

The spelling of 16484340 in words is "sixteen million, four hundred eighty-four thousand, three hundred forty".