32469421 has 2 divisors, whose sum is σ = 32469422. Its totient is φ = 32469420.

The previous prime is 32469413. The next prime is 32469449. The reversal of 32469421 is 12496423.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 32046921 + 422500 = 5661^2 + 650^2 .

It is a cyclic number.

It is not a de Polignac number, because 32469421 - 2³ = 32469413 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32469401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16234710 + 16234711.

It is an arithmetic number, because the mean of its divisors is an integer number (16234711).

Almost surely, 2^32469421 is an apocalyptic number.

It is an amenable number.

32469421 is a deficient number, since it is larger than the sum of its proper divisors (1).

32469421 is an equidigital number, since it uses as much as digits as its factorization.

32469421 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368, while the sum is 31.

The square root of 32469421 is about 5698.1945386236. The cubic root of 32469421 is about 319.0250960494.

The spelling of 32469421 in words is "thirty-two million, four hundred sixty-nine thousand, four hundred twenty-one".