1421314224 has 80 divisors (see below), whose sum is σ = 4020814080. Its totient is φ = 429057280.

The previous prime is 1421314207. The next prime is 1421314229. The reversal of 1421314224 is 4224131241.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1421314194 and 1421314203.

It is not an unprimeable number, because it can be changed into a prime (1421314229) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137029 + ... + 147035.

It is an arithmetic number, because the mean of its divisors is an integer number (50260176).

Almost surely, 2^1421314224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1421314224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2010407040).

1421314224 is an abundant number, since it is smaller than the sum of its proper divisors (2599499856).

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

1421314224 is a wasteful number, since it uses less digits than its factorization.

1421314224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10298 (or 10292 counting only the distinct ones).

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

The square root of 1421314224 is about 37700.3212718406. The cubic root of 1421314224 is about 1124.3375125698.

Adding to 1421314224 its reverse (4224131241), we get a palindrome (5645445465).

The spelling of 1421314224 in words is "one billion, four hundred twenty-one million, three hundred fourteen thousand, two hundred twenty-four".