461214220 has 24 divisors (see below), whose sum is σ = 969092208. Its totient is φ = 184382400.

The previous prime is 461214211. The next prime is 461214253. The reversal of 461214220 is 22412164.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 461214191 and 461214200.

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, 37435 + ... + 48205.

It is an arithmetic number, because the mean of its divisors is an integer number (40378842).

Almost surely, 2^461214220 is an apocalyptic number.

It is an amenable number.

461214220 is an abundant number, since it is smaller than the sum of its proper divisors (507877988).

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

461214220 is a wasteful number, since it uses less digits than its factorization.

461214220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12921 (or 12919 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 461214220 is about 21475.8985842269. The cubic root of 461214220 is about 772.6228764576.

Adding to 461214220 its reverse (22412164), we get a palindrome (483626384).

The spelling of 461214220 in words is "four hundred sixty-one million, two hundred fourteen thousand, two hundred twenty".