6632945 has 16 divisors (see below), whose sum is σ = 8793792. Its totient is φ = 4762560.

The previous prime is 6632921. The next prime is 6632981. The reversal of 6632945 is 5492366.

It is not a de Polignac number, because 6632945 - 2¹⁶ = 6567409 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 3839 + ... + 5291.

It is an arithmetic number, because the mean of its divisors is an integer number (549612).

Almost surely, 2^6632945 is an apocalyptic number.

It is an amenable number.

6632945 is a deficient number, since it is larger than the sum of its proper divisors (2160847).

6632945 is a wasteful number, since it uses less digits than its factorization.

6632945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1552.

The product of its digits is 38880, while the sum is 35.

The square root of 6632945 is about 2575.4504460385. The cubic root of 6632945 is about 187.8893361847.

The spelling of 6632945 in words is "six million, six hundred thirty-two thousand, nine hundred forty-five".