51463241 has 4 divisors (see below), whose sum is σ = 52718484. Its totient is φ = 50208000.

The previous prime is 51463211. The next prime is 51463289. The reversal of 51463241 is 14236415.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1901641 + 49561600 = 1379^2 + 7040^2 .

It is a cyclic number.

It is not a de Polignac number, because 51463241 - 2⁶ = 51463177 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 51463241.

It is not an unprimeable number, because it can be changed into a prime (51463211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 627560 + ... + 627641.

It is an arithmetic number, because the mean of its divisors is an integer number (13179621).

Almost surely, 2^51463241 is an apocalyptic number.

It is an amenable number.

51463241 is a deficient number, since it is larger than the sum of its proper divisors (1255243).

51463241 is a wasteful number, since it uses less digits than its factorization.

51463241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1255242.

The product of its digits is 2880, while the sum is 26.

The square root of 51463241 is about 7173.7884691424. The cubic root of 51463241 is about 371.9624027405.

Adding to 51463241 its reverse (14236415), we get a palindrome (65699656).

The spelling of 51463241 in words is "fifty-one million, four hundred sixty-three thousand, two hundred forty-one".