652969791 has 6 divisors (see below), whose sum is σ = 943178600. Its totient is φ = 435313188.

The previous prime is 652969783. The next prime is 652969799. The reversal of 652969791 is 197969256.

It is an interprime number because it is at equal distance from previous prime (652969783) and next prime (652969799).

It is not a de Polignac number, because 652969791 - 2³ = 652969783 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652969799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 36276091 + ... + 36276108.

Almost surely, 2^652969791 is an apocalyptic number.

652969791 is a deficient number, since it is larger than the sum of its proper divisors (290208809).

652969791 is a wasteful number, since it uses less digits than its factorization.

652969791 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72552205 (or 72552202 counting only the distinct ones).

The product of its digits is 1837080, while the sum is 54.

The square root of 652969791 is about 25553.2735867638. The cubic root of 652969791 is about 867.5563571866.

The spelling of 652969791 in words is "six hundred fifty-two million, nine hundred sixty-nine thousand, seven hundred ninety-one".