1429776284 has 12 divisors (see below), whose sum is σ = 2555345184. Its totient is φ = 699677664.

The previous prime is 1429776281. The next prime is 1429776349. The reversal of 1429776284 is 4826779241.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1429776281) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3802409 + ... + 3802784.

It is an arithmetic number, because the mean of its divisors is an integer number (212945432).

Almost surely, 2^1429776284 is an apocalyptic number.

It is an amenable number.

1429776284 is a deficient number, since it is larger than the sum of its proper divisors (1125568900).

1429776284 is a wasteful number, since it uses less digits than its factorization.

1429776284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7605244 (or 7605242 counting only the distinct ones).

The product of its digits is 1354752, while the sum is 50.

The square root of 1429776284 is about 37812.3826808097. The cubic root of 1429776284 is about 1126.5644168418.

The spelling of 1429776284 in words is "one billion, four hundred twenty-nine million, seven hundred seventy-six thousand, two hundred eighty-four".