126749850 has 24 divisors (see below), whose sum is σ = 314340000. Its totient is φ = 33799920.

The previous prime is 126749837. The next prime is 126749869. The reversal of 126749850 is 58947621.

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 11 ways as a sum of consecutive naturals, for example, 422350 + ... + 422649.

It is an arithmetic number, because the mean of its divisors is an integer number (13097500).

Almost surely, 2^126749850 is an apocalyptic number.

126749850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

126749850 is an abundant number, since it is smaller than the sum of its proper divisors (187590150).

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

126749850 is a wasteful number, since it uses less digits than its factorization.

126749850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 845014 (or 845009 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 42.

The square root of 126749850 is about 11258.3235874619. The cubic root of 126749850 is about 502.3223301985.

The spelling of 126749850 in words is "one hundred twenty-six million, seven hundred forty-nine thousand, eight hundred fifty".