51633241 has 24 divisors (see below), whose sum is σ = 61456640. Its totient is φ = 43195680.

The previous prime is 51633223. The next prime is 51633251. The reversal of 51633241 is 14233615.

It is not a de Polignac number, because 51633241 - 2¹⁷ = 51502169 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51633251) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 84760 + ... + 85366.

Almost surely, 2^51633241 is an apocalyptic number.

It is an amenable number.

51633241 is a deficient number, since it is larger than the sum of its proper divisors (9823399).

51633241 is a wasteful number, since it uses less digits than its factorization.

51633241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 685 (or 674 counting only the distinct ones).

The product of its digits is 2160, while the sum is 25.

The square root of 51633241 is about 7185.6273908407. The cubic root of 51633241 is about 372.3715239411.

Adding to 51633241 its reverse (14233615), we get a palindrome (65866856).

The spelling of 51633241 in words is "fifty-one million, six hundred thirty-three thousand, two hundred forty-one".