652243031 has 8 divisors (see below), whose sum is σ = 736074000. Its totient is φ = 572501440.

The previous prime is 652243027. The next prime is 652243051. The reversal of 652243031 is 130342256.

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 652243031 - 2² = 652243027 is a prime.

It is a super-2 number, since 2×652243031² = 850841942976133922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652243051) 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, 1022006 + ... + 1022643.

It is an arithmetic number, because the mean of its divisors is an integer number (92009250).

Almost surely, 2^652243031 is an apocalyptic number.

652243031 is a deficient number, since it is larger than the sum of its proper divisors (83830969).

652243031 is a wasteful number, since it uses less digits than its factorization.

652243031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2044689.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 652243031 is about 25539.0491404829. The cubic root of 652243031 is about 867.2343722441.

Adding to 652243031 its reverse (130342256), we get a palindrome (782585287).

The spelling of 652243031 in words is "six hundred fifty-two million, two hundred forty-three thousand, thirty-one".