212967275 has 12 divisors (see below), whose sum is σ = 264490512. Its totient is φ = 170108640.

The previous prime is 212967263. The next prime is 212967277. The reversal of 212967275 is 572769212.

It is not a de Polignac number, because 212967275 - 2⁴ = 212967259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212967277) 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 11 ways as a sum of consecutive naturals, for example, 10634 + ... + 23216.

It is an arithmetic number, because the mean of its divisors is an integer number (22040876).

Almost surely, 2^212967275 is an apocalyptic number.

212967275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

212967275 is a deficient number, since it is larger than the sum of its proper divisors (51523237).

212967275 is a wasteful number, since it uses less digits than its factorization.

212967275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13270 (or 13265 counting only the distinct ones).

The product of its digits is 105840, while the sum is 41.

The square root of 212967275 is about 14593.3983362341. The cubic root of 212967275 is about 597.1786756382.

The spelling of 212967275 in words is "two hundred twelve million, nine hundred sixty-seven thousand, two hundred seventy-five".