16042700 has 36 divisors (see below), whose sum is σ = 35096712. Its totient is φ = 6364800.

The previous prime is 16042687. The next prime is 16042703. The reversal of 16042700 is 724061.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (16042703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13115 + ... + 14285.

Almost surely, 2^16042700 is an apocalyptic number.

16042700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16042700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17548356).

16042700 is an abundant number, since it is smaller than the sum of its proper divisors (19054012).

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

16042700 is a wasteful number, since it uses less digits than its factorization.

16042700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1322 (or 1315 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 16042700 is about 4005.3339436307. Note that the first 3 decimals coincide. The cubic root of 16042700 is about 252.2081718177.

Adding to 16042700 its reverse (724061), we get a palindrome (16766761).

The spelling of 16042700 in words is "sixteen million, forty-two thousand, seven hundred".