51000098 has 8 divisors (see below), whose sum is σ = 77943708. Its totient is φ = 25018864.

The previous prime is 51000083. The next prime is 51000113. The reversal of 51000098 is 89000015.

It is an interprime number because it is at equal distance from previous prime (51000083) and next prime (51000113).

It can be written as a sum of positive squares in 2 ways, for example, as 50879689 + 120409 = 7133^2 + 347^2 .

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, 240461 + ... + 240672.

Almost surely, 2^51000098 is an apocalyptic number.

51000098 is a deficient number, since it is larger than the sum of its proper divisors (26943610).

51000098 is a wasteful number, since it uses less digits than its factorization.

51000098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481188.

The product of its (nonzero) digits is 360, while the sum is 23.

The square root of 51000098 is about 7141.4352899120. The cubic root of 51000098 is about 370.8432144599.

The spelling of 51000098 in words is "fifty-one million, ninety-eight", and thus it is an aban number and an uban number.