32320197 has 96 divisors (see below), whose sum is σ = 63365120. Its totient is φ = 15396480.

The previous prime is 32320193. The next prime is 32320201. The reversal of 32320197 is 79102323.

It is an interprime number because it is at equal distance from previous prime (32320193) and next prime (32320201).

It is not a de Polignac number, because 32320197 - 2² = 32320193 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 32320197.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32320193) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 482358 + ... + 482424.

Almost surely, 2^32320197 is an apocalyptic number.

It is an amenable number.

32320197 is a deficient number, since it is larger than the sum of its proper divisors (31044923).

32320197 is a wasteful number, since it uses less digits than its factorization.

32320197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143 (or 140 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 27.

The square root of 32320197 is about 5685.0854874839. The cubic root of 32320197 is about 318.5356168587.

The spelling of 32320197 in words is "thirty-two million, three hundred twenty thousand, one hundred ninety-seven".