212052430 has 8 divisors (see below), whose sum is σ = 381694392. Its totient is φ = 84820968.

The previous prime is 212052419. The next prime is 212052443. The reversal of 212052430 is 34250212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 212052398 and 212052407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10602612 + ... + 10602631.

It is an arithmetic number, because the mean of its divisors is an integer number (47711799).

Almost surely, 2^212052430 is an apocalyptic number.

212052430 is a deficient number, since it is larger than the sum of its proper divisors (169641962).

212052430 is a wasteful number, since it uses less digits than its factorization.

212052430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21205250.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 212052430 is about 14562.0201208486. The cubic root of 212052430 is about 596.3223467599.

The spelling of 212052430 in words is "two hundred twelve million, fifty-two thousand, four hundred thirty".