1463214220 has 24 divisors (see below), whose sum is σ = 3309115824. Its totient is φ = 540263616.

The previous prime is 1463214211. The next prime is 1463214223. The reversal of 1463214220 is 224123641.

It is a happy number.

It is a super-2 number, since 2×1463214220² = 4281991707220416800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1463214223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2813614 + ... + 2814133.

It is an arithmetic number, because the mean of its divisors is an integer number (137879826).

Almost surely, 2^1463214220 is an apocalyptic number.

1463214220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1463214220 is an abundant number, since it is smaller than the sum of its proper divisors (1845901604).

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

1463214220 is a wasteful number, since it uses less digits than its factorization.

1463214220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5627769 (or 5627767 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 1463214220 is about 38251.9832165602. The cubic root of 1463214220 is about 1135.2790867964.

Adding to 1463214220 its reverse (224123641), we get a palindrome (1687337861).

The spelling of 1463214220 in words is "one billion, four hundred sixty-three million, two hundred fourteen thousand, two hundred twenty".