12202500 has 60 divisors (see below), whose sum is σ = 35601104. Its totient is φ = 3252000.

The previous prime is 12202493. The next prime is 12202507. The reversal of 12202500 is 520221.

It is an interprime number because it is at equal distance from previous prime (12202493) and next prime (12202507).

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (12202507) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 6687 + ... + 8313.

Almost surely, 2^12202500 is an apocalyptic number.

12202500 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 12202500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17800552).

12202500 is an abundant number, since it is smaller than the sum of its proper divisors (23398604).

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

12202500 is a wasteful number, since it uses less digits than its factorization.

12202500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1654 (or 1637 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 12.

The square root of 12202500 is about 3493.2076949417. The cubic root of 12202500 is about 230.2234752956.

Adding to 12202500 its reverse (520221), we get a palindrome (12722721).

The spelling of 12202500 in words is "twelve million, two hundred two thousand, five hundred".