32520001 has 8 divisors (see below), whose sum is σ = 34503680. Its totient is φ = 30563568.

The previous prime is 32519989. The next prime is 32520017. The reversal of 32520001 is 10002523.

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 32520001 - 2⁵ = 32519969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (32520401) 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, 4326 + ... + 9151.

It is an arithmetic number, because the mean of its divisors is an integer number (4312960).

Almost surely, 2^32520001 is an apocalyptic number.

It is an amenable number.

32520001 is a deficient number, since it is larger than the sum of its proper divisors (1983679).

32520001 is a wasteful number, since it uses less digits than its factorization.

32520001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13623.

The product of its (nonzero) digits is 60, while the sum is 13.

The square root of 32520001 is about 5702.6310594321. The cubic root of 32520001 is about 319.1906663739.

Adding to 32520001 its reverse (10002523), we get a palindrome (42522524).

The spelling of 32520001 in words is "thirty-two million, five hundred twenty thousand, one".