126563532 has 48 divisors (see below), whose sum is σ = 308334432. Its totient is φ = 40366080.

The previous prime is 126563449. The next prime is 126563539. The reversal of 126563532 is 235365621.

It is a junction number, because it is equal to n+sod(n) for n = 126563493 and 126563502.

It is not an unprimeable number, because it can be changed into a prime (126563539) 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, 24748 + ... + 29420.

It is an arithmetic number, because the mean of its divisors is an integer number (6423634).

Almost surely, 2^126563532 is an apocalyptic number.

126563532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

126563532 is an abundant number, since it is smaller than the sum of its proper divisors (181770900).

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

126563532 is a wasteful number, since it uses less digits than its factorization.

126563532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4778 (or 4776 counting only the distinct ones).

The product of its digits is 32400, while the sum is 33.

The square root of 126563532 is about 11250.0458665732. The cubic root of 126563532 is about 502.0760772094.

The spelling of 126563532 in words is "one hundred twenty-six million, five hundred sixty-three thousand, five hundred thirty-two".