652771197 has 32 divisors (see below), whose sum is σ = 1043602560. Its totient is φ = 400878720.

The previous prime is 652771193. The next prime is 652771283. The reversal of 652771197 is 791177256.

652771197 is a `hidden beast` number, since 6 + 527 + 7 + 119 + 7 = 666.

It is not a de Polignac number, because 652771197 - 2² = 652771193 is a prime.

It is a super-2 number, since 2×652771197² = 852220471265625618, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (652771193) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 198793 + ... + 202049.

It is an arithmetic number, because the mean of its divisors is an integer number (32612580).

Almost surely, 2^652771197 is an apocalyptic number.

It is an amenable number.

652771197 is a deficient number, since it is larger than the sum of its proper divisors (390831363).

652771197 is a wasteful number, since it uses less digits than its factorization.

652771197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3850 (or 3844 counting only the distinct ones).

The product of its digits is 185220, while the sum is 45.

The square root of 652771197 is about 25549.3874094860. The cubic root of 652771197 is about 867.4683955078.

The spelling of 652771197 in words is "six hundred fifty-two million, seven hundred seventy-one thousand, one hundred ninety-seven".