126546072 has 16 divisors (see below), whose sum is σ = 316365240. Its totient is φ = 42182016.

The previous prime is 126546067. The next prime is 126546089. The reversal of 126546072 is 270645621.

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 3 ways as a sum of consecutive naturals, for example, 2636353 + ... + 2636400.

Almost surely, 2^126546072 is an apocalyptic number.

126546072 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

126546072 is an abundant number, since it is smaller than the sum of its proper divisors (189819168).

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

126546072 is a wasteful number, since it uses less digits than its factorization.

126546072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5272762 (or 5272758 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 126546072 is about 11249.2698429720. The cubic root of 126546072 is about 502.0529882745.

The spelling of 126546072 in words is "one hundred twenty-six million, five hundred forty-six thousand, seventy-two".