126516672 has 42 divisors (see below), whose sum is σ = 362638848. Its totient is φ = 42172032.

The previous prime is 126516667. The next prime is 126516713. The reversal of 126516672 is 276615621.

It is a happy number.

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 5 ways as a sum of consecutive naturals, for example, 109248 + ... + 110399.

Almost surely, 2^126516672 is an apocalyptic number.

126516672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

126516672 is an abundant number, since it is smaller than the sum of its proper divisors (236122176).

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

126516672 is a wasteful number, since it uses less digits than its factorization.

126516672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219665 (or 219652 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 126516672 is about 11247.9630155864. The cubic root of 126516672 is about 502.0141051999.

The spelling of 126516672 in words is "one hundred twenty-six million, five hundred sixteen thousand, six hundred seventy-two".