51902601 has 8 divisors (see below), whose sum is σ = 71073984. Its totient is φ = 33666480.

The previous prime is 51902579. The next prime is 51902603. The reversal of 51902601 is 10620915.

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

It is not a de Polignac number, because 51902601 - 2⁵ = 51902569 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (51902603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 233685 + ... + 233906.

It is an arithmetic number, because the mean of its divisors is an integer number (8884248).

Almost surely, 2^51902601 is an apocalyptic number.

It is an amenable number.

51902601 is a deficient number, since it is larger than the sum of its proper divisors (19171383).

51902601 is a wasteful number, since it uses less digits than its factorization.

51902601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467631.

The product of its (nonzero) digits is 540, while the sum is 24.

The square root of 51902601 is about 7204.3459800318. The cubic root of 51902601 is about 373.0179297397.

The spelling of 51902601 in words is "fifty-one million, nine hundred two thousand, six hundred one".