16740342 has 48 divisors (see below), whose sum is σ = 38733552. Its totient is φ = 5207040.

The previous prime is 16740331. The next prime is 16740371. The reversal of 16740342 is 24304761.

It is a zygodrome in base 8.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 69342 + ... + 69582.

It is an arithmetic number, because the mean of its divisors is an integer number (806949).

Almost surely, 2^16740342 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16740342, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19366776).

16740342 is an abundant number, since it is smaller than the sum of its proper divisors (21993210).

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

16740342 is a wasteful number, since it uses less digits than its factorization.

16740342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493 (or 490 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 16740342 is about 4091.4963033101. The cubic root of 16740342 is about 255.8123115657.

The spelling of 16740342 in words is "sixteen million, seven hundred forty thousand, three hundred forty-two".