126900216 has 64 divisors (see below), whose sum is σ = 353815200. Its totient is φ = 42142464.

The previous prime is 126900199. The next prime is 126900233. The reversal of 126900216 is 612009621.

It is an interprime number because it is at equal distance from previous prime (126900199) and next prime (126900233).

It is a super-2 number, since 2×126900216² = 32207329641693312, which contains 22 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 126900216.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66670 + ... + 68546.

Almost surely, 2^126900216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 126900216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (176907600).

126900216 is an abundant number, since it is smaller than the sum of its proper divisors (226914984).

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

126900216 is a wasteful number, since it uses less digits than its factorization.

126900216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2205 (or 2195 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 126900216 is about 11264.9996005326. Note that the first 3 decimals coincide. The cubic root of 126900216 is about 502.5208901986.

Adding to 126900216 its reverse (612009621), we get a palindrome (738909837).

The spelling of 126900216 in words is "one hundred twenty-six million, nine hundred thousand, two hundred sixteen".