126928600 has 24 divisors (see below), whose sum is σ = 295109460. Its totient is φ = 50771360.

The previous prime is 126928597. The next prime is 126928609. The reversal of 126928600 is 6829621.

It is a happy number.

It is a super-2 number, since 2×126928600² = 32221738995920000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126928609) by changing a digit.

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, 317122 + ... + 317521.

Almost surely, 2^126928600 is an apocalyptic number.

126928600 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126928600 is an abundant number, since it is smaller than the sum of its proper divisors (168180860).

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

126928600 is a wasteful number, since it uses less digits than its factorization.

126928600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 634659 (or 634650 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 126928600 is about 11266.2593614740. The cubic root of 126928600 is about 502.5583539899.

The spelling of 126928600 in words is "one hundred twenty-six million, nine hundred twenty-eight thousand, six hundred".