32840545 has 8 divisors (see below), whose sum is σ = 40247424. Its totient is φ = 25713264.

The previous prime is 32840543. The next prime is 32840567. The reversal of 32840545 is 54504823.

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 32840545 - 2¹ = 32840543 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32840543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 69639 + ... + 70108.

It is an arithmetic number, because the mean of its divisors is an integer number (5030928).

Almost surely, 2^32840545 is an apocalyptic number.

It is an amenable number.

32840545 is a deficient number, since it is larger than the sum of its proper divisors (7406879).

32840545 is a wasteful number, since it uses less digits than its factorization.

32840545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139799.

The product of its (nonzero) digits is 19200, while the sum is 31.

The square root of 32840545 is about 5730.6670641383. The cubic root of 32840545 is about 320.2359750326.

The spelling of 32840545 in words is "thirty-two million, eight hundred forty thousand, five hundred forty-five".