126650194 has 16 divisors (see below), whose sum is σ = 207688896. Its totient is φ = 57445200.

The previous prime is 126650191. The next prime is 126650233. The reversal of 126650194 is 491056621.

It is not an unprimeable number, because it can be changed into a prime (126650191) 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 7 ways as a sum of consecutive naturals, for example, 4804 + ... + 16624.

It is an arithmetic number, because the mean of its divisors is an integer number (12980556).

Almost surely, 2^126650194 is an apocalyptic number.

126650194 is a deficient number, since it is larger than the sum of its proper divisors (81038702).

126650194 is a wasteful number, since it uses less digits than its factorization.

126650194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12321.

The product of its (nonzero) digits is 12960, while the sum is 34.

The square root of 126650194 is about 11253.8968362074. The cubic root of 126650194 is about 502.1906467830.

The spelling of 126650194 in words is "one hundred twenty-six million, six hundred fifty thousand, one hundred ninety-four".