16940620 has 12 divisors (see below), whose sum is σ = 35575344. Its totient is φ = 6776240.

The previous prime is 16940617. The next prime is 16940639. The reversal of 16940620 is 2604961.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 423496 + ... + 423535.

It is an arithmetic number, because the mean of its divisors is an integer number (2964612).

Almost surely, 2^16940620 is an apocalyptic number.

16940620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16940620 is an abundant number, since it is smaller than the sum of its proper divisors (18634724).

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

16940620 is a wasteful number, since it uses less digits than its factorization.

16940620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 847040 (or 847038 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 16940620 is about 4115.8984438394. The cubic root of 16940620 is about 256.8284319733.

The spelling of 16940620 in words is "sixteen million, nine hundred forty thousand, six hundred twenty".