51352502 has 8 divisors (see below), whose sum is σ = 77519856. Its totient is φ = 25512552.

The previous prime is 51352489. The next prime is 51352517. The reversal of 51352502 is 20525315.

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

It is a congruent number.

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, 81458 + ... + 82085.

It is an arithmetic number, because the mean of its divisors is an integer number (9689982).

Almost surely, 2^51352502 is an apocalyptic number.

51352502 is a deficient number, since it is larger than the sum of its proper divisors (26167354).

51352502 is a wasteful number, since it uses less digits than its factorization.

51352502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163702.

The product of its (nonzero) digits is 1500, while the sum is 23.

The square root of 51352502 is about 7166.0660058361. The cubic root of 51352502 is about 371.6954139543.

Adding to 51352502 its reverse (20525315), we get a palindrome (71877817).

The spelling of 51352502 in words is "fifty-one million, three hundred fifty-two thousand, five hundred two".