51790373 has 2 divisors, whose sum is σ = 51790374. Its totient is φ = 51790372.

The previous prime is 51790351. The next prime is 51790379. The reversal of 51790373 is 37309715.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39526369 + 12264004 = 6287^2 + 3502^2 .

It is a cyclic number.

It is not a de Polignac number, because 51790373 - 2¹² = 51786277 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51790379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25895186 + 25895187.

It is an arithmetic number, because the mean of its divisors is an integer number (25895187).

Almost surely, 2^51790373 is an apocalyptic number.

It is an amenable number.

51790373 is a deficient number, since it is larger than the sum of its proper divisors (1).

51790373 is an equidigital number, since it uses as much as digits as its factorization.

51790373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19845, while the sum is 35.

The square root of 51790373 is about 7196.5528553607. The cubic root of 51790373 is about 372.7488792173.

The spelling of 51790373 in words is "fifty-one million, seven hundred ninety thousand, three hundred seventy-three".