652560427 has 2 divisors, whose sum is σ = 652560428. Its totient is φ = 652560426.

The previous prime is 652560401. The next prime is 652560443. The reversal of 652560427 is 724065256.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-652560427 is a prime.

It is a super-2 number, since 2×652560427² = 851670221772844658, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (652560457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 326280213 + 326280214.

It is an arithmetic number, because the mean of its divisors is an integer number (326280214).

Almost surely, 2^652560427 is an apocalyptic number.

652560427 is a deficient number, since it is larger than the sum of its proper divisors (1).

652560427 is an equidigital number, since it uses as much as digits as its factorization.

652560427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 100800, while the sum is 37.

The square root of 652560427 is about 25545.2623200467. The cubic root of 652560427 is about 867.3750212921.

The spelling of 652560427 in words is "six hundred fifty-two million, five hundred sixty thousand, four hundred twenty-seven".