652620001 has 32 divisors (see below), whose sum is σ = 751161600. Its totient is φ = 561792000.

The previous prime is 652619969. The next prime is 652620019. The reversal of 652620001 is 100026256.

It is not a de Polignac number, because 652620001 - 2⁵ = 652619969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (652620041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2849755 + ... + 2849983.

It is an arithmetic number, because the mean of its divisors is an integer number (23473800).

Almost surely, 2^652620001 is an apocalyptic number.

It is an amenable number.

652620001 is a deficient number, since it is larger than the sum of its proper divisors (98541599).

652620001 is a wasteful number, since it uses less digits than its factorization.

652620001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 441.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 652620001 is about 25546.4283413553. The cubic root of 652620001 is about 867.4014154900.

Adding to 652620001 its reverse (100026256), we get a palindrome (752646257).

The spelling of 652620001 in words is "six hundred fifty-two million, six hundred twenty thousand, one".