1421716296 has 512 divisors, whose sum is σ = 5202247680. Its totient is φ = 311731200.

The previous prime is 1421716279. The next prime is 1421716337. The reversal of 1421716296 is 6926171241.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 17129071 + ... + 17129153.

It is an arithmetic number, because the mean of its divisors is an integer number (10160640).

Almost surely, 2^1421716296 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 1421716296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2601123840).

1421716296 is an abundant number, since it is smaller than the sum of its proper divisors (3780531384).

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

1421716296 is a wasteful number, since it uses less digits than its factorization.

1421716296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177 (or 173 counting only the distinct ones).

The product of its digits is 36288, while the sum is 39.

The square root of 1421716296 is about 37705.6533692230. The cubic root of 1421716296 is about 1124.4435229095.

It can be divided in two parts, 1421 and 716296, that added together give a palindrome (717717).

The spelling of 1421716296 in words is "one billion, four hundred twenty-one million, seven hundred sixteen thousand, two hundred ninety-six".