51534241 has 8 divisors (see below), whose sum is σ = 56463264. Its totient is φ = 46645920.

The previous prime is 51534233. The next prime is 51534269. The reversal of 51534241 is 14243515.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 51534241 - 2³ = 51534233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51534211) 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 in 7 ways as a sum of consecutive naturals, for example, 7491 + ... + 12616.

It is an arithmetic number, because the mean of its divisors is an integer number (7057908).

Almost surely, 2^51534241 is an apocalyptic number.

It is an amenable number.

51534241 is a deficient number, since it is larger than the sum of its proper divisors (4929023).

51534241 is a wasteful number, since it uses less digits than its factorization.

51534241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20351.

The product of its digits is 2400, while the sum is 25.

The square root of 51534241 is about 7178.7353343051. The cubic root of 51534241 is about 372.1333804091.

Adding to 51534241 its reverse (14243515), we get a palindrome (65777756).

The spelling of 51534241 in words is "fifty-one million, five hundred thirty-four thousand, two hundred forty-one".