51858099 has 6 divisors (see below), whose sum is σ = 74906156. Its totient is φ = 34572060.

The previous prime is 51858047. The next prime is 51858161. The reversal of 51858099 is 99085815.

It is not a de Polignac number, because 51858099 - 2⁸ = 51857843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51858019) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2880997 + ... + 2881014.

Almost surely, 2^51858099 is an apocalyptic number.

51858099 is a deficient number, since it is larger than the sum of its proper divisors (23048057).

51858099 is a wasteful number, since it uses less digits than its factorization.

51858099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5762017 (or 5762014 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 45.

The square root of 51858099 is about 7201.2567653153. The cubic root of 51858099 is about 372.9112890305.

The spelling of 51858099 in words is "fifty-one million, eight hundred fifty-eight thousand, ninety-nine".