126223600 has 30 divisors (see below), whose sum is σ = 303253160. Its totient is φ = 50489280.

The previous prime is 126223583. The next prime is 126223607. The reversal of 126223600 is 6322621.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126223607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 157380 + ... + 158179.

Almost surely, 2^126223600 is an apocalyptic number.

126223600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126223600 is an abundant number, since it is smaller than the sum of its proper divisors (177029560).

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

126223600 is a wasteful number, since it uses less digits than its factorization.

126223600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315577 (or 315566 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 126223600 is about 11234.9276811202. The cubic root of 126223600 is about 501.6261720618.

The spelling of 126223600 in words is "one hundred twenty-six million, two hundred twenty-three thousand, six hundred".