652427 has 4 divisors (see below), whose sum is σ = 654456. Its totient is φ = 650400.

The previous prime is 652417. The next prime is 652429. The reversal of 652427 is 724256.

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 652427 - 2⁴ = 652411 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 652396 and 652405.

It is not an unprimeable number, because it can be changed into a prime (652429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 413 + ... + 1214.

It is an arithmetic number, because the mean of its divisors is an integer number (163614).

2⁶⁵²⁴²⁷ is an apocalyptic number.

652427 is a deficient number, since it is larger than the sum of its proper divisors (2029).

652427 is a wasteful number, since it uses less digits than its factorization.

652427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2028.

The product of its digits is 3360, while the sum is 26.

The square root of 652427 is about 807.7295339407. The cubic root of 652427 is about 86.7315900772.

The spelling of 652427 in words is "six hundred fifty-two thousand, four hundred twenty-seven".