32646945 has 16 divisors (see below), whose sum is σ = 52502400. Its totient is φ = 17322624.

The previous prime is 32646931. The next prime is 32646961. The reversal of 32646945 is 54964623.

It is not a de Polignac number, because 32646945 - 2⁶ = 32646881 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2484 + ... + 8453.

It is an arithmetic number, because the mean of its divisors is an integer number (3281400).

Almost surely, 2^32646945 is an apocalyptic number.

It is an amenable number.

32646945 is a deficient number, since it is larger than the sum of its proper divisors (19855455).

32646945 is a wasteful number, since it uses less digits than its factorization.

32646945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11144.

The product of its digits is 155520, while the sum is 39.

The square root of 32646945 is about 5713.7505195799. The cubic root of 32646945 is about 319.6054544984.

The spelling of 32646945 in words is "thirty-two million, six hundred forty-six thousand, nine hundred forty-five".