212473411 has 4 divisors (see below), whose sum is σ = 219327424. Its totient is φ = 205619400.

The previous prime is 212473403. The next prime is 212473433. The reversal of 212473411 is 114374212.

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

It is a cyclic number.

It is not a de Polignac number, because 212473411 - 2³ = 212473403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212473451) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3426960 + ... + 3427021.

It is an arithmetic number, because the mean of its divisors is an integer number (54831856).

Almost surely, 2^212473411 is an apocalyptic number.

212473411 is a deficient number, since it is larger than the sum of its proper divisors (6854013).

212473411 is an equidigital number, since it uses as much as digits as its factorization.

212473411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6854012.

The product of its digits is 1344, while the sum is 25.

The square root of 212473411 is about 14576.4677134071. The cubic root of 212473411 is about 596.7167058866.

The spelling of 212473411 in words is "two hundred twelve million, four hundred seventy-three thousand, four hundred eleven".