210412422 has 48 divisors (see below), whose sum is σ = 523523520. Its totient is φ = 60404400.

The previous prime is 210412421. The next prime is 210412439. The reversal of 210412422 is 224214012.

210412422 is a `hidden beast` number, since 210 + 412 + 42 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 210412395 and 210412404.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210412421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24204 + ... + 31727.

It is an arithmetic number, because the mean of its divisors is an integer number (10906740).

Almost surely, 2^210412422 is an apocalyptic number.

210412422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

210412422 is an abundant number, since it is smaller than the sum of its proper divisors (313111098).

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

210412422 is a wasteful number, since it uses less digits than its factorization.

210412422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55969 (or 55966 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 210412422 is about 14505.5996773660. The cubic root of 210412422 is about 594.7810526010.

Adding to 210412422 its reverse (224214012), we get a palindrome (434626434).

The spelling of 210412422 in words is "two hundred ten million, four hundred twelve thousand, four hundred twenty-two".