692421241 has 2 divisors, whose sum is σ = 692421242. Its totient is φ = 692421240.

The previous prime is 692421209. The next prime is 692421281. The reversal of 692421241 is 142124296.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 687488400 + 4932841 = 26220^2 + 2221^2 .

It is a cyclic number.

It is not a de Polignac number, because 692421241 - 2⁵ = 692421209 is a prime.

It is not a weakly prime, because it can be changed into another prime (692421281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 346210620 + 346210621.

It is an arithmetic number, because the mean of its divisors is an integer number (346210621).

Almost surely, 2^692421241 is an apocalyptic number.

It is an amenable number.

692421241 is a deficient number, since it is larger than the sum of its proper divisors (1).

692421241 is an equidigital number, since it uses as much as digits as its factorization.

692421241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6912, while the sum is 31.

The square root of 692421241 is about 26313.8982478841. The cubic root of 692421241 is about 884.6879813383.

The spelling of 692421241 in words is "six hundred ninety-two million, four hundred twenty-one thousand, two hundred forty-one".