51732242 has 32 divisors (see below), whose sum is σ = 83994624. Its totient is φ = 23846400.

The previous prime is 51732227. The next prime is 51732257. The reversal of 51732242 is 24223715.

51732242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (51732227) and next prime (51732257).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119258 + ... + 119690.

It is an arithmetic number, because the mean of its divisors is an integer number (2624832).

Almost surely, 2^51732242 is an apocalyptic number.

51732242 is a deficient number, since it is larger than the sum of its proper divisors (32262382).

51732242 is a wasteful number, since it uses less digits than its factorization.

51732242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 554.

The product of its digits is 3360, while the sum is 26.

The square root of 51732242 is about 7192.5129127448. The cubic root of 51732242 is about 372.6093656621.

Adding to 51732242 its reverse (24223715), we get a palindrome (75955957).

The spelling of 51732242 in words is "fifty-one million, seven hundred thirty-two thousand, two hundred forty-two".