51463233 has 12 divisors (see below), whose sum is σ = 78708708. Its totient is φ = 32290560.

The previous prime is 51463211. The next prime is 51463289. The reversal of 51463233 is 33236415.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 38155329 + 13307904 = 6177^2 + 3648^2 .

It is not a de Polignac number, because 51463233 - 2⁸ = 51462977 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51463197 and 51463206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51461233) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 168028 + ... + 168333.

It is an arithmetic number, because the mean of its divisors is an integer number (6559059).

Almost surely, 2^51463233 is an apocalyptic number.

It is an amenable number.

51463233 is a deficient number, since it is larger than the sum of its proper divisors (27245475).

51463233 is a wasteful number, since it uses less digits than its factorization.

51463233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336384 (or 336381 counting only the distinct ones).

The product of its digits is 6480, while the sum is 27.

The square root of 51463233 is about 7173.7879115569. The cubic root of 51463233 is about 371.9623834666.

Adding to 51463233 its reverse (33236415), we get a palindrome (84699648).

The spelling of 51463233 in words is "fifty-one million, four hundred sixty-three thousand, two hundred thirty-three".