126333690 has 32 divisors (see below), whose sum is σ = 346515840. Its totient is φ = 28876224.

The previous prime is 126333677. The next prime is 126333721. The reversal of 126333690 is 96333621.

It is a super-3 number, since 3×126333690³ (a number of 25 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 300585 + ... + 301004.

It is an arithmetic number, because the mean of its divisors is an integer number (10828620).

Almost surely, 2^126333690 is an apocalyptic number.

126333690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

126333690 is an abundant number, since it is smaller than the sum of its proper divisors (220182150).

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

126333690 is a wasteful number, since it uses less digits than its factorization.

126333690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601606.

The product of its (nonzero) digits is 17496, while the sum is 33.

The square root of 126333690 is about 11239.8260662699. The cubic root of 126333690 is about 501.7719661867.

The spelling of 126333690 in words is "one hundred twenty-six million, three hundred thirty-three thousand, six hundred ninety".