16249800 has 192 divisors, whose sum is σ = 59460480. Its totient is φ = 3594240.

The previous prime is 16249781. The next prime is 16249801. The reversal of 16249800 is 894261.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (16249801) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 222564 + ... + 222636.

It is an arithmetic number, because the mean of its divisors is an integer number (309690).

Almost surely, 2^16249800 is an apocalyptic number.

16249800 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 16249800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29730240).

16249800 is an abundant number, since it is smaller than the sum of its proper divisors (43210680).

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

16249800 is a wasteful number, since it uses less digits than its factorization.

16249800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152 (or 143 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 16249800 is about 4031.1040671260. The cubic root of 16249800 is about 253.2888118129.

The spelling of 16249800 in words is "sixteen million, two hundred forty-nine thousand, eight hundred".