10469821 has 2 divisors, whose sum is σ = 10469822. Its totient is φ = 10469820.

The previous prime is 10469813. The next prime is 10469827. The reversal of 10469821 is 12896401.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10150596 + 319225 = 3186^2 + 565^2 .

It is a cyclic number.

It is not a de Polignac number, because 10469821 - 2³ = 10469813 is a prime.

It is equal to p₆₉₃₇₃₃ and since 10469821 and 693733 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10469827) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5234910 + 5234911.

It is an arithmetic number, because the mean of its divisors is an integer number (5234911).

Almost surely, 2^10469821 is an apocalyptic number.

It is an amenable number.

10469821 is a deficient number, since it is larger than the sum of its proper divisors (1).

10469821 is an equidigital number, since it uses as much as digits as its factorization.

10469821 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 31.

The square root of 10469821 is about 3235.7102775125. The cubic root of 10469821 is about 218.7659628079.

The spelling of 10469821 in words is "ten million, four hundred sixty-nine thousand, eight hundred twenty-one".