652403601 has 24 divisors (see below), whose sum is σ = 961445160. Its totient is φ = 426182400.

The previous prime is 652403599. The next prime is 652403621. The reversal of 652403601 is 106304256.

652403601 is a `hidden beast` number, since 6 + 52 + 4 + 0 + 3 + 601 = 666.

652403601 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 173844225 + 478559376 = 13185^2 + 21876^2 .

It is not a de Polignac number, because 652403601 - 2¹ = 652403599 is a prime.

It is not an unprimeable number, because it can be changed into a prime (652403621) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 152155 + ... + 156383.

It is an arithmetic number, because the mean of its divisors is an integer number (40060215).

Almost surely, 2^652403601 is an apocalyptic number.

652403601 is a gapful number since it is divisible by the number (61) formed by its first and last digit.

It is an amenable number.

652403601 is a deficient number, since it is larger than the sum of its proper divisors (309041559).

652403601 is a wasteful number, since it uses less digits than its factorization.

652403601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4577 (or 4574 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 652403601 is about 25542.1925644609. The cubic root of 652403601 is about 867.3055320168.

Adding to 652403601 its reverse (106304256), we get a palindrome (758707857).

The spelling of 652403601 in words is "six hundred fifty-two million, four hundred three thousand, six hundred one".