51732253 has 16 divisors (see below), whose sum is σ = 54665280. Its totient is φ = 48905856.

The previous prime is 51732227. The next prime is 51732257. The reversal of 51732253 is 35223715.

It is a cyclic number.

It is not a de Polignac number, because 51732253 - 2²¹ = 49635101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51732257) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 288918 + ... + 289096.

It is an arithmetic number, because the mean of its divisors is an integer number (3416580).

Almost surely, 2^51732253 is an apocalyptic number.

It is an amenable number.

51732253 is a deficient number, since it is larger than the sum of its proper divisors (2933027).

51732253 is a wasteful number, since it uses less digits than its factorization.

51732253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 396.

The product of its digits is 6300, while the sum is 28.

The square root of 51732253 is about 7192.5136774288. The cubic root of 51732253 is about 372.6093920718.

Adding to 51732253 its reverse (35223715), we get a palindrome (86955968).

The spelling of 51732253 in words is "fifty-one million, seven hundred thirty-two thousand, two hundred fifty-three".