126215000 has 40 divisors (see below), whose sum is σ = 295733460. Its totient is φ = 50484000.

The previous prime is 126214997. The next prime is 126215003. The reversal of 126215000 is 512621.

It is an interprime number because it is at equal distance from previous prime (126214997) and next prime (126215003).

It is a tau number, because it is divible by the number of its divisors (40).

It is a self number, because there is not a number n which added to its sum of digits gives 126215000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126215003) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 7622 + ... + 17621.

Almost surely, 2^126215000 is an apocalyptic number.

126215000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126215000 is an abundant number, since it is smaller than the sum of its proper divisors (169518460).

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

126215000 is an equidigital number, since it uses as much as digits as its factorization.

126215000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25269 (or 25250 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 126215000 is about 11234.5449396048. The cubic root of 126215000 is about 501.6147793612.

Adding to 126215000 its reverse (512621), we get a palindrome (126727621).

The spelling of 126215000 in words is "one hundred twenty-six million, two hundred fifteen thousand".