16734540 has 24 divisors (see below), whose sum is σ = 46856880. Its totient is φ = 4462528.

The previous prime is 16734539. The next prime is 16734551. The reversal of 16734540 is 4543761.

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 = 16734498 and 16734507.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139395 + ... + 139514.

It is an arithmetic number, because the mean of its divisors is an integer number (1952370).

Almost surely, 2^16734540 is an apocalyptic number.

16734540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16734540 is an abundant number, since it is smaller than the sum of its proper divisors (30122340).

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

16734540 is a wasteful number, since it uses less digits than its factorization.

16734540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278921 (or 278919 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 16734540 is about 4090.7872103056. The cubic root of 16734540 is about 255.7827543333.

The spelling of 16734540 in words is "sixteen million, seven hundred thirty-four thousand, five hundred forty".