1424216220 has 48 divisors (see below), whose sum is σ = 4557493248. Its totient is φ = 325535040.

The previous prime is 1424216219. The next prime is 1424216267. The reversal of 1424216220 is 226124241.

It is a happy number.

It is a super-2 number, since 2×1424216220² = 4056783682622176800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1695076 + ... + 1695915.

It is an arithmetic number, because the mean of its divisors is an integer number (94947776).

Almost surely, 2^1424216220 is an apocalyptic number.

1424216220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1424216220 is an abundant number, since it is smaller than the sum of its proper divisors (3133277028).

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

1424216220 is a wasteful number, since it uses less digits than its factorization.

1424216220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3391010 (or 3391008 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 1424216220 is about 37738.7893287530. The cubic root of 1424216220 is about 1125.1022050355.

The spelling of 1424216220 in words is "one billion, four hundred twenty-four million, two hundred sixteen thousand, two hundred twenty".