51972035 has 8 divisors (see below), whose sum is σ = 62465040. Its totient is φ = 41511904.

The previous prime is 51972017. The next prime is 51972073. The reversal of 51972035 is 53027915.

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

It is a cyclic number.

It is not a de Polignac number, because 51972035 - 2¹⁰ = 51971011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51971992 and 51972010.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4592 + ... + 11181.

It is an arithmetic number, because the mean of its divisors is an integer number (7808130).

Almost surely, 2^51972035 is an apocalyptic number.

51972035 is a deficient number, since it is larger than the sum of its proper divisors (10493005).

51972035 is a wasteful number, since it uses less digits than its factorization.

51972035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16437.

The product of its (nonzero) digits is 9450, while the sum is 32.

The square root of 51972035 is about 7209.1632662883. The cubic root of 51972035 is about 373.1841936359.

The spelling of 51972035 in words is "fifty-one million, nine hundred seventy-two thousand, thirty-five".