51325898 has 8 divisors (see below), whose sum is σ = 82911108. Its totient is φ = 23688864.

The previous prime is 51325849. The next prime is 51325909. The reversal of 51325898 is 89852315.

It can be written as a sum of positive squares in 2 ways, for example, as 37613689 + 13712209 = 6133^2 + 3703^2 .

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, 987011 + ... + 987062.

Almost surely, 2^51325898 is an apocalyptic number.

51325898 is a deficient number, since it is larger than the sum of its proper divisors (31585210).

51325898 is a wasteful number, since it uses less digits than its factorization.

51325898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1974088.

The product of its digits is 86400, while the sum is 41.

The square root of 51325898 is about 7164.2095167576. The cubic root of 51325898 is about 371.6312152458.

The spelling of 51325898 in words is "fifty-one million, three hundred twenty-five thousand, eight hundred ninety-eight".