260002197 has 128 divisors (see below), whose sum is σ = 508032000. Its totient is φ = 127733760.

The previous prime is 260002187. The next prime is 260002201. The reversal of 260002197 is 791200062.

It is not a de Polignac number, because 260002197 - 2¹¹ = 260000149 is a prime.

It is a super-2 number, since 2×260002197² = 135202284889653618, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 260002197.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (260002157) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 2921329 + ... + 2921417.

It is an arithmetic number, because the mean of its divisors is an integer number (3969000).

Almost surely, 2^260002197 is an apocalyptic number.

260002197 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

260002197 is a deficient number, since it is larger than the sum of its proper divisors (248029803).

260002197 is a wasteful number, since it uses less digits than its factorization.

260002197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188 (or 182 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 260002197 is about 16124.5836225312. The cubic root of 260002197 is about 638.2522276196.

The spelling of 260002197 in words is "two hundred sixty million, two thousand, one hundred ninety-seven".