798166037 has 2 divisors, whose sum is σ = 798166038. Its totient is φ = 798166036.

The previous prime is 798166027. The next prime is 798166049. The reversal of 798166037 is 730661897.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 795296401 + 2869636 = 28201^2 + 1694^2 .

It is a cyclic number.

It is not a de Polignac number, because 798166037 - 2¹⁰ = 798165013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 798165982 and 798166000.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (798166027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 399083018 + 399083019.

It is an arithmetic number, because the mean of its divisors is an integer number (399083019).

Almost surely, 2^798166037 is an apocalyptic number.

It is an amenable number.

798166037 is a deficient number, since it is larger than the sum of its proper divisors (1).

798166037 is an equidigital number, since it uses as much as digits as its factorization.

798166037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 381024, while the sum is 47.

The square root of 798166037 is about 28251.8324538427. The cubic root of 798166037 is about 927.6078487794.

The spelling of 798166037 in words is "seven hundred ninety-eight million, one hundred sixty-six thousand, thirty-seven".