51463532 has 6 divisors (see below), whose sum is σ = 90061188. Its totient is φ = 25731764.

The previous prime is 51463519. The next prime is 51463537. The reversal of 51463532 is 23536415.

It is a junction number, because it is equal to n+sod(n) for n = 51463495 and 51463504.

It is not an unprimeable number, because it can be changed into a prime (51463537) by changing a digit.

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 as a sum of consecutive naturals, namely, 6432938 + ... + 6432945.

It is an arithmetic number, because the mean of its divisors is an integer number (15010198).

Almost surely, 2^51463532 is an apocalyptic number.

It is an amenable number.

51463532 is a deficient number, since it is larger than the sum of its proper divisors (38597656).

51463532 is a wasteful number, since it uses less digits than its factorization.

51463532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12865887 (or 12865885 counting only the distinct ones).

The product of its digits is 10800, while the sum is 29.

The square root of 51463532 is about 7173.8087512841. The cubic root of 51463532 is about 371.9631038290.

Adding to 51463532 its reverse (23536415), we get a palindrome (74999947).

It can be divided in two parts, 514 and 63532, that added together give a palindrome (64046).

The spelling of 51463532 in words is "fifty-one million, four hundred sixty-three thousand, five hundred thirty-two".