16873420 has 24 divisors (see below), whose sum is σ = 35532000. Its totient is φ = 6730752.

The previous prime is 16873403. The next prime is 16873429. The reversal of 16873420 is 2437861.

It is not an unprimeable number, because it can be changed into a prime (16873429) 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, 8041 + ... + 9919.

It is an arithmetic number, because the mean of its divisors is an integer number (1480500).

Almost surely, 2^16873420 is an apocalyptic number.

16873420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16873420 is an abundant number, since it is smaller than the sum of its proper divisors (18658580).

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

16873420 is a wasteful number, since it uses less digits than its factorization.

16873420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2337 (or 2335 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 31.

The square root of 16873420 is about 4107.7268653113. The cubic root of 16873420 is about 256.4883865309.

The spelling of 16873420 in words is "sixteen million, eight hundred seventy-three thousand, four hundred twenty".