260212406 has 4 divisors (see below), whose sum is σ = 390318612. Its totient is φ = 130106202.

The previous prime is 260212343. The next prime is 260212451. The reversal of 260212406 is 604212062.

260212406 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a super-3 number, since 3×260212406³ (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 65053100 + ... + 65053103.

It is an arithmetic number, because the mean of its divisors is an integer number (97579653).

Almost surely, 2^260212406 is an apocalyptic number.

260212406 is a deficient number, since it is larger than the sum of its proper divisors (130106206).

260212406 is a wasteful number, since it uses less digits than its factorization.

260212406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130106205.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 260212406 is about 16131.1005824153. The cubic root of 260212406 is about 638.4241879889.

Adding to 260212406 its reverse (604212062), we get a palindrome (864424468).

The spelling of 260212406 in words is "two hundred sixty million, two hundred twelve thousand, four hundred six".