16214550 has 96 divisors (see below), whose sum is σ = 45425664. Its totient is φ = 3792000.

The previous prime is 16214533. The next prime is 16214573. The reversal of 16214550 is 5541261.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 16214550.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 50992 + ... + 51308.

It is an arithmetic number, because the mean of its divisors is an integer number (473184).

Almost surely, 2^16214550 is an apocalyptic number.

16214550 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 16214550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22712832).

16214550 is an abundant number, since it is smaller than the sum of its proper divisors (29211114).

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

16214550 is a wasteful number, since it uses less digits than its factorization.

16214550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374 (or 369 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 16214550 is about 4026.7294421155. The cubic root of 16214550 is about 253.1055296714.

Subtracting from 16214550 its reverse (5541261), we obtain a square (10673289 = 3267²).

The spelling of 16214550 in words is "sixteen million, two hundred fourteen thousand, five hundred fifty".