212041494 has 48 divisors (see below), whose sum is σ = 532270752. Its totient is φ = 59750784.

The previous prime is 212041483. The next prime is 212041513. The reversal of 212041494 is 494140212.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2329 + ... + 20724.

It is an arithmetic number, because the mean of its divisors is an integer number (11088974).

Almost surely, 2^212041494 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 212041494, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (266135376).

212041494 is an abundant number, since it is smaller than the sum of its proper divisors (320229258).

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

212041494 is a wasteful number, since it uses less digits than its factorization.

212041494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23141 (or 23138 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 212041494 is about 14561.6446186549. The cubic root of 212041494 is about 596.3120953749.

The spelling of 212041494 in words is "two hundred twelve million, forty-one thousand, four hundred ninety-four".