32645201 has 4 divisors (see below), whose sum is σ = 33698304. Its totient is φ = 31592100.

The previous prime is 32645177. The next prime is 32645227. The reversal of 32645201 is 10254623.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a de Polignac number, because none of the positive numbers 2^k-32645201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32645101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 526505 + ... + 526566.

It is an arithmetic number, because the mean of its divisors is an integer number (8424576).

Almost surely, 2^32645201 is an apocalyptic number.

32645201 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

32645201 is a deficient number, since it is larger than the sum of its proper divisors (1053103).

32645201 is a wasteful number, since it uses less digits than its factorization.

32645201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1053102.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 32645201 is about 5713.5979032480. The cubic root of 32645201 is about 319.5997632886.

Adding to 32645201 its reverse (10254623), we get a palindrome (42899824).

The spelling of 32645201 in words is "thirty-two million, six hundred forty-five thousand, two hundred one".