652065407 has 4 divisors (see below), whose sum is σ = 745217616. Its totient is φ = 558913200.

The previous prime is 652065391. The next prime is 652065409. The reversal of 652065407 is 704560256.

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

It is a cyclic number.

It is not a de Polignac number, because 652065407 - 2⁴ = 652065391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652065409) 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, 46576094 + ... + 46576107.

It is an arithmetic number, because the mean of its divisors is an integer number (186304404).

Almost surely, 2^652065407 is an apocalyptic number.

652065407 is a deficient number, since it is larger than the sum of its proper divisors (93152209).

652065407 is an equidigital number, since it uses as much as digits as its factorization.

652065407 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93152208.

The product of its (nonzero) digits is 50400, while the sum is 35.

The square root of 652065407 is about 25535.5714053945. The cubic root of 652065407 is about 867.1556410471.

The spelling of 652065407 in words is "six hundred fifty-two million, sixty-five thousand, four hundred seven".