1429191628 has 24 divisors (see below), whose sum is σ = 2636020800. Its totient is φ = 676137168.

The previous prime is 1429191553. The next prime is 1429191677. The reversal of 1429191628 is 8261919241.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51483 + ... + 74221.

It is an arithmetic number, because the mean of its divisors is an integer number (109834200).

Almost surely, 2^1429191628 is an apocalyptic number.

It is an amenable number.

1429191628 is a deficient number, since it is larger than the sum of its proper divisors (1206829172).

1429191628 is a wasteful number, since it uses less digits than its factorization.

1429191628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23589 (or 23587 counting only the distinct ones).

The product of its digits is 62208, while the sum is 43.

The square root of 1429191628 is about 37804.6508779013. The cubic root of 1429191628 is about 1126.4108397983.

The spelling of 1429191628 in words is "one billion, four hundred twenty-nine million, one hundred ninety-one thousand, six hundred twenty-eight".