51036242 has 8 divisors (see below), whose sum is σ = 80583600. Its totient is φ = 24175044.

The previous prime is 51036233. The next prime is 51036253. The reversal of 51036242 is 24263015.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 671492 + ... + 671567.

It is an arithmetic number, because the mean of its divisors is an integer number (10072950).

Almost surely, 2^51036242 is an apocalyptic number.

51036242 is a deficient number, since it is larger than the sum of its proper divisors (29547358).

51036242 is a wasteful number, since it uses less digits than its factorization.

51036242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1343080.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 51036242 is about 7143.9654254483. The cubic root of 51036242 is about 370.9307998599.

Adding to 51036242 its reverse (24263015), we get a palindrome (75299257).

The spelling of 51036242 in words is "fifty-one million, thirty-six thousand, two hundred forty-two".