126756040 has 32 divisors (see below), whose sum is σ = 286416000. Its totient is φ = 50486464.

The previous prime is 126756037. The next prime is 126756067. The reversal of 126756040 is 40657621.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 126755993 and 126756011.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2931 + ... + 16189.

It is an arithmetic number, because the mean of its divisors is an integer number (8950500).

Almost surely, 2^126756040 is an apocalyptic number.

126756040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

126756040 is an abundant number, since it is smaller than the sum of its proper divisors (159659960).

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

126756040 is a wasteful number, since it uses less digits than its factorization.

126756040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13509 (or 13505 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 126756040 is about 11258.5984918195. The cubic root of 126756040 is about 502.3305072617.

The spelling of 126756040 in words is "one hundred twenty-six million, seven hundred fifty-six thousand, forty".