126646044 has 48 divisors (see below), whose sum is σ = 344107008. Its totient is φ = 35500608.

The previous prime is 126646033. The next prime is 126646057. The reversal of 126646044 is 440646621.

It is a junction number, because it is equal to n+sod(n) for n = 126645996 and 126646014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9772 + ... + 18675.

It is an arithmetic number, because the mean of its divisors is an integer number (7168896).

Almost surely, 2^126646044 is an apocalyptic number.

126646044 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

126646044 is an abundant number, since it is smaller than the sum of its proper divisors (217460964).

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

126646044 is a wasteful number, since it uses less digits than its factorization.

126646044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28514 (or 28512 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 33.

The square root of 126646044 is about 11253.7124541193. The cubic root of 126646044 is about 502.1851615593.

The spelling of 126646044 in words is "one hundred twenty-six million, six hundred forty-six thousand, forty-four".