16225650 has 192 divisors, whose sum is σ = 54639360. Its totient is φ = 3456000.

The previous prime is 16225621. The next prime is 16225681. The reversal of 16225650 is 5652261.

16225650 is a `hidden beast` number, since 1 + 6 + 2 + 2 + 5 + 650 = 666.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 160600 + ... + 160700.

It is an arithmetic number, because the mean of its divisors is an integer number (284580).

Almost surely, 2^16225650 is an apocalyptic number.

16225650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 16225650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27319680).

16225650 is an abundant number, since it is smaller than the sum of its proper divisors (38413710).

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

16225650 is a wasteful number, since it uses less digits than its factorization.

16225650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146 (or 135 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 16225650 is about 4028.1074960830. The cubic root of 16225650 is about 253.1632726765.

The spelling of 16225650 in words is "sixteen million, two hundred twenty-five thousand, six hundred fifty".