126464836 has 24 divisors (see below), whose sum is σ = 246667680. Its totient is φ = 56380032.

The previous prime is 126464809. The next prime is 126464843. The reversal of 126464836 is 638464621.

126464836 = 2284² + 2285² + ... + 2307².

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, 47650 + ... + 50233.

It is an arithmetic number, because the mean of its divisors is an integer number (10277820).

Almost surely, 2^126464836 is an apocalyptic number.

It is an amenable number.

126464836 is a deficient number, since it is larger than the sum of its proper divisors (120202844).

126464836 is a wasteful number, since it uses less digits than its factorization.

126464836 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97923 (or 97921 counting only the distinct ones).

The product of its digits is 165888, while the sum is 40.

The square root of 126464836 is about 11245.6585400767. The cubic root of 126464836 is about 501.9455346379.

The spelling of 126464836 in words is "one hundred twenty-six million, four hundred sixty-four thousand, eight hundred thirty-six".