212273523 has 96 divisors (see below), whose sum is σ = 405909504. Its totient is φ = 103680000.

The previous prime is 212273507. The next prime is 212273531. The reversal of 212273523 is 325372212.

It is a happy number.

212273523 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 212273523 - 2⁴ = 212273507 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212273423) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 880683 + ... + 880923.

It is an arithmetic number, because the mean of its divisors is an integer number (4228224).

Almost surely, 2^212273523 is an apocalyptic number.

212273523 is a deficient number, since it is larger than the sum of its proper divisors (193635981).

212273523 is a wasteful number, since it uses less digits than its factorization.

212273523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337 (or 334 counting only the distinct ones).

The product of its digits is 5040, while the sum is 27.

The square root of 212273523 is about 14569.6095692369. The cubic root of 212273523 is about 596.5295233560.

The spelling of 212273523 in words is "two hundred twelve million, two hundred seventy-three thousand, five hundred twenty-three".