213260267 has 16 divisors (see below), whose sum is σ = 241101792. Its totient is φ = 186923520.

The previous prime is 213260251. The next prime is 213260297. The reversal of 213260267 is 762062312.

It is a cyclic number.

It is not a de Polignac number, because 213260267 - 2⁴ = 213260251 is a prime.

It is a super-2 number, since 2×213260267² = 90959882961822578, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213260207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43673 + ... + 48309.

It is an arithmetic number, because the mean of its divisors is an integer number (15068862).

Almost surely, 2^213260267 is an apocalyptic number.

213260267 is a deficient number, since it is larger than the sum of its proper divisors (27841525).

213260267 is a wasteful number, since it uses less digits than its factorization.

213260267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4798.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 213260267 is about 14603.4333976637. The cubic root of 213260267 is about 597.4524084571.

The spelling of 213260267 in words is "two hundred thirteen million, two hundred sixty thousand, two hundred sixty-seven".