126012858 has 16 divisors (see below), whose sum is σ = 252575616. Its totient is φ = 41912640.

The previous prime is 126012851. The next prime is 126012869. The reversal of 126012858 is 858210621.

It is not an unprimeable number, because it can be changed into a prime (126012851) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19903 + ... + 25458.

It is an arithmetic number, because the mean of its divisors is an integer number (15785976).

Almost surely, 2^126012858 is an apocalyptic number.

126012858 is an abundant number, since it is smaller than the sum of its proper divisors (126562758).

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

126012858 is a wasteful number, since it uses less digits than its factorization.

126012858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45829.

The product of its (nonzero) digits is 7680, while the sum is 33.

The square root of 126012858 is about 11225.5448865523. The cubic root of 126012858 is about 501.3468460870.

The spelling of 126012858 in words is "one hundred twenty-six million, twelve thousand, eight hundred fifty-eight".