126234225 has 72 divisors (see below), whose sum is σ = 246442560. Its totient is φ = 61395840.

The previous prime is 126234167. The next prime is 126234253. The reversal of 126234225 is 522432621.

It is a happy number.

126234225 is a `hidden beast` number, since 12 + 623 + 4 + 2 + 25 = 666.

It is not a de Polignac number, because 126234225 - 2⁶ = 126234161 is a prime.

It is a super-2 number, since 2×126234225² = 31870159122701250, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 301066 + ... + 301484.

Almost surely, 2^126234225 is an apocalyptic number.

126234225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

126234225 is a deficient number, since it is larger than the sum of its proper divisors (120208335).

126234225 is a wasteful number, since it uses less digits than its factorization.

126234225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551 (or 543 counting only the distinct ones).

The product of its digits is 5760, while the sum is 27.

The square root of 126234225 is about 11235.4005269060. The cubic root of 126234225 is about 501.6402466314.

Adding to 126234225 its reverse (522432621), we get a palindrome (648666846).

The spelling of 126234225 in words is "one hundred twenty-six million, two hundred thirty-four thousand, two hundred twenty-five".