652273249 has 8 divisors (see below), whose sum is σ = 710280000. Its totient is φ = 596634192.

The previous prime is 652273243. The next prime is 652273253. The reversal of 652273249 is 942372256.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 652273249 - 2³ = 652273241 is a prime.

It is a super-2 number, since 2×652273249² = 850920782722032002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (652273241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 591349 + ... + 592450.

It is an arithmetic number, because the mean of its divisors is an integer number (88785000).

Almost surely, 2^652273249 is an apocalyptic number.

It is an amenable number.

652273249 is a deficient number, since it is larger than the sum of its proper divisors (58006751).

652273249 is a wasteful number, since it uses less digits than its factorization.

652273249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1183847.

The product of its digits is 181440, while the sum is 40.

The square root of 652273249 is about 25539.6407374888. The cubic root of 652273249 is about 867.2477648407.

The spelling of 652273249 in words is "six hundred fifty-two million, two hundred seventy-three thousand, two hundred forty-nine".