126544632 has 64 divisors (see below), whose sum is σ = 330372000. Its totient is φ = 40341504.

The previous prime is 126544631. The next prime is 126544637. The reversal of 126544632 is 236445621.

It is a junction number, because it is equal to n+sod(n) for n = 126544593 and 126544602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (126544631) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77844 + ... + 79452.

Almost surely, 2^126544632 is an apocalyptic number.

126544632 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 126544632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165186000).

126544632 is an abundant number, since it is smaller than the sum of its proper divisors (203827368).

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

126544632 is a wasteful number, since it uses less digits than its factorization.

126544632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1760 (or 1756 counting only the distinct ones).

The product of its digits is 34560, while the sum is 33.

The square root of 126544632 is about 11249.2058386359. The cubic root of 126544632 is about 502.0510839376.

The spelling of 126544632 in words is "one hundred twenty-six million, five hundred forty-four thousand, six hundred thirty-two".