652171367 has 4 divisors (see below), whose sum is σ = 661905336. Its totient is φ = 642437400.

The previous prime is 652171339. The next prime is 652171369. The reversal of 652171367 is 763171256.

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 652171367 - 2²² = 647977063 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 652171367.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652171369) 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, 4866884 + ... + 4867017.

It is an arithmetic number, because the mean of its divisors is an integer number (165476334).

Almost surely, 2^652171367 is an apocalyptic number.

652171367 is a gapful number since it is divisible by the number (67) formed by its first and last digit.

652171367 is a deficient number, since it is larger than the sum of its proper divisors (9733969).

652171367 is an equidigital number, since it uses as much as digits as its factorization.

652171367 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9733968.

The product of its digits is 52920, while the sum is 38.

The square root of 652171367 is about 25537.6460739826. The cubic root of 652171367 is about 867.2026091550.

The spelling of 652171367 in words is "six hundred fifty-two million, one hundred seventy-one thousand, three hundred sixty-seven".