212453124 has 24 divisors (see below), whose sum is σ = 533856960. Its totient is φ = 65370144.

The previous prime is 212453107. The next prime is 212453167. The reversal of 212453124 is 421354212.

It is a junction number, because it is equal to n+sod(n) for n = 212453094 and 212453103.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 680784 + ... + 681095.

It is an arithmetic number, because the mean of its divisors is an integer number (22244040).

Almost surely, 2^212453124 is an apocalyptic number.

It is an amenable number.

212453124 is an abundant number, since it is smaller than the sum of its proper divisors (321403836).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

212453124 is a wasteful number, since it uses less digits than its factorization.

212453124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1361899 (or 1361897 counting only the distinct ones).

The product of its digits is 1920, while the sum is 24.

The square root of 212453124 is about 14575.7718148989. The cubic root of 212453124 is about 596.6977137422.

The spelling of 212453124 in words is "two hundred twelve million, four hundred fifty-three thousand, one hundred twenty-four".