16225524 has 108 divisors (see below), whose sum is σ = 49157472. Its totient is φ = 4419360.

The previous prime is 16225523. The next prime is 16225543. The reversal of 16225524 is 42552261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16225523) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 242139 + ... + 242205.

Almost surely, 2^16225524 is an apocalyptic number.

16225524 is a gapful number since it is divisible by the number (14) 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 16225524, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24578736).

16225524 is an abundant number, since it is smaller than the sum of its proper divisors (32931948).

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

16225524 is a wasteful number, since it uses less digits than its factorization.

16225524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146 (or 110 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 16225524 is about 4028.0918559536. The cubic root of 16225524 is about 253.1626173632.

Adding to 16225524 its reverse (42552261), we get a palindrome (58777785).

The spelling of 16225524 in words is "sixteen million, two hundred twenty-five thousand, five hundred twenty-four".