51652193 has 2 divisors, whose sum is σ = 51652194. Its totient is φ = 51652192.

The previous prime is 51652189. The next prime is 51652207. The reversal of 51652193 is 39125615.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 50865424 + 786769 = 7132^2 + 887^2 .

It is a cyclic number.

It is not a de Polignac number, because 51652193 - 2² = 51652189 is a prime.

It is not a weakly prime, because it can be changed into another prime (51652123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25826096 + 25826097.

It is an arithmetic number, because the mean of its divisors is an integer number (25826097).

Almost surely, 2^51652193 is an apocalyptic number.

It is an amenable number.

51652193 is a deficient number, since it is larger than the sum of its proper divisors (1).

51652193 is an equidigital number, since it uses as much as digits as its factorization.

51652193 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8100, while the sum is 32.

The square root of 51652193 is about 7186.9460134330. The cubic root of 51652193 is about 372.4170780694.

The spelling of 51652193 in words is "fifty-one million, six hundred fifty-two thousand, one hundred ninety-three".