51794497 has 2 divisors, whose sum is σ = 51794498. Its totient is φ = 51794496.

The previous prime is 51794473. The next prime is 51794531. The reversal of 51794497 is 79449715.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 43086096 + 8708401 = 6564^2 + 2951^2 .

It is a cyclic number.

It is not a de Polignac number, because 51794497 - 2¹⁵ = 51761729 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (51794447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25897248 + 25897249.

It is an arithmetic number, because the mean of its divisors is an integer number (25897249).

Almost surely, 2^51794497 is an apocalyptic number.

It is an amenable number.

51794497 is a deficient number, since it is larger than the sum of its proper divisors (1).

51794497 is an equidigital number, since it uses as much as digits as its factorization.

51794497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 317520, while the sum is 46.

The square root of 51794497 is about 7196.8393757260. The cubic root of 51794497 is about 372.7587727907.

The spelling of 51794497 in words is "fifty-one million, seven hundred ninety-four thousand, four hundred ninety-seven".