63126536 has 32 divisors (see below), whose sum is σ = 134740800. Its totient is φ = 27445440.

The previous prime is 63126527. The next prime is 63126541. The reversal of 63126536 is 63562136.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13571 + ... + 17618.

It is an arithmetic number, because the mean of its divisors is an integer number (4210650).

Almost surely, 2^63126536 is an apocalyptic number.

It is an amenable number.

63126536 is an abundant number, since it is smaller than the sum of its proper divisors (71614264).

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

63126536 is a wasteful number, since it uses less digits than its factorization.

63126536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31229 (or 31225 counting only the distinct ones).

The product of its digits is 19440, while the sum is 32.

The square root of 63126536 is about 7945.2209535041. The cubic root of 63126536 is about 398.1719415663.

Subtracting 63126536 from its reverse (63562136), we obtain a square (435600 = 660²).

The spelling of 63126536 in words is "sixty-three million, one hundred twenty-six thousand, five hundred thirty-six".