652045441 has 4 divisors (see below), whose sum is σ = 655648084. Its totient is φ = 648442800.

The previous prime is 652045411. The next prime is 652045447. The reversal of 652045441 is 144540256.

It is a happy number.

652045441 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6682225 + 645363216 = 2585^2 + 25404^2 .

It is a cyclic number.

It is not a de Polignac number, because 652045441 - 2⁷ = 652045313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (652045447) 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, 1801050 + ... + 1801411.

It is an arithmetic number, because the mean of its divisors is an integer number (163912021).

Almost surely, 2^652045441 is an apocalyptic number.

It is an amenable number.

652045441 is a deficient number, since it is larger than the sum of its proper divisors (3602643).

652045441 is a wasteful number, since it uses less digits than its factorization.

652045441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3602642.

The product of its (nonzero) digits is 19200, while the sum is 31.

The square root of 652045441 is about 25535.1804575570. The cubic root of 652045441 is about 867.1467902958.

Adding to 652045441 its reverse (144540256), we get a palindrome (796585697).

The spelling of 652045441 in words is "six hundred fifty-two million, forty-five thousand, four hundred forty-one".