16546940 has 12 divisors (see below), whose sum is σ = 34748616. Its totient is φ = 6618768.

The previous prime is 16546909. The next prime is 16546951. The reversal of 16546940 is 4964561.

It is a zygodrome in base 2.

It is a self number, because there is not a number n which added to its sum of digits gives 16546940.

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, 413654 + ... + 413693.

It is an arithmetic number, because the mean of its divisors is an integer number (2895718).

Almost surely, 2^16546940 is an apocalyptic number.

16546940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16546940 is an abundant number, since it is smaller than the sum of its proper divisors (18201676).

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

16546940 is a wasteful number, since it uses less digits than its factorization.

16546940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 827356 (or 827354 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 16546940 is about 4067.7930134165. The cubic root of 16546940 is about 254.8233558123.

The spelling of 16546940 in words is "sixteen million, five hundred forty-six thousand, nine hundred forty".