126855504 has 80 divisors (see below), whose sum is σ = 372644800. Its totient is φ = 41295744.

The previous prime is 126855497. The next prime is 126855551. The reversal of 126855504 is 405558621.

126855504 is a `hidden beast` number, since 1 + 26 + 85 + 550 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 15162 + ... + 21990.

It is an arithmetic number, because the mean of its divisors is an integer number (4658060).

Almost surely, 2^126855504 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 126855504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (186322400).

126855504 is an abundant number, since it is smaller than the sum of its proper divisors (245789296).

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

126855504 is a wasteful number, since it uses less digits than its factorization.

126855504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6889 (or 6877 counting only the distinct ones).

The product of its (nonzero) digits is 48000, while the sum is 36.

The square root of 126855504 is about 11263.0148716940. The cubic root of 126855504 is about 502.4618638913.

The spelling of 126855504 in words is "one hundred twenty-six million, eight hundred fifty-five thousand, five hundred four".