126236436 has 24 divisors (see below), whose sum is σ = 294772800. Its totient is φ = 42047232.

The previous prime is 126236419. The next prime is 126236471. The reversal of 126236436 is 634632621.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 126236397 and 126236406.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 17265 + ... + 23463.

It is an arithmetic number, because the mean of its divisors is an integer number (12282200).

Almost surely, 2^126236436 is an apocalyptic number.

It is an amenable number.

126236436 is an abundant number, since it is smaller than the sum of its proper divisors (168536364).

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

126236436 is a wasteful number, since it uses less digits than its factorization.

126236436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7903 (or 7901 counting only the distinct ones).

The product of its digits is 31104, while the sum is 33.

The square root of 126236436 is about 11235.4989208312. The cubic root of 126236436 is about 501.6431753673.

The spelling of 126236436 in words is "one hundred twenty-six million, two hundred thirty-six thousand, four hundred thirty-six".