126276400 has 30 divisors (see below), whose sum is σ = 303380012. Its totient is φ = 50510400.

The previous prime is 126276389. The next prime is 126276419. The reversal of 126276400 is 4672621.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 157446 + ... + 158245.

Almost surely, 2^126276400 is an apocalyptic number.

126276400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126276400 is an abundant number, since it is smaller than the sum of its proper divisors (177103612).

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

126276400 is a wasteful number, since it uses less digits than its factorization.

126276400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315709 (or 315698 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 126276400 is about 11237.2772502951. The cubic root of 126276400 is about 501.6961066057.

The spelling of 126276400 in words is "one hundred twenty-six million, two hundred seventy-six thousand, four hundred".