966552409 has 8 divisors (see below), whose sum is σ = 1013154912. Its totient is φ = 921046560.

The previous prime is 966552407. The next prime is 966552449. The reversal of 966552409 is 904255669.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 966552409 - 2¹ = 966552407 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (966552403) 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 in 7 ways as a sum of consecutive naturals, for example, 272359 + ... + 275884.

It is an arithmetic number, because the mean of its divisors is an integer number (126644364).

Almost surely, 2^966552409 is an apocalyptic number.

It is an amenable number.

966552409 is a deficient number, since it is larger than the sum of its proper divisors (46602503).

966552409 is a wasteful number, since it uses less digits than its factorization.

966552409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 548327.

The product of its (nonzero) digits is 583200, while the sum is 46.

The square root of 966552409 is about 31089.4259998476. The cubic root of 966552409 is about 988.7241357764.

The spelling of 966552409 in words is "nine hundred sixty-six million, five hundred fifty-two thousand, four hundred nine".