1429444528 has 20 divisors (see below), whose sum is σ = 2833958248. Its totient is φ = 698100480.

The previous prime is 1429444519. The next prime is 1429444529. The reversal of 1429444528 is 8254449241.

It is a Harshad number since it is a multiple of its sum of digits (43).

It is not an unprimeable number, because it can be changed into a prime (1429444529) 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, 1038153 + ... + 1039528.

Almost surely, 2^1429444528 is an apocalyptic number.

It is an amenable number.

1429444528 is a deficient number, since it is larger than the sum of its proper divisors (1404513720).

1429444528 is a wasteful number, since it uses less digits than its factorization.

1429444528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2077732 (or 2077726 counting only the distinct ones).

The product of its digits is 368640, while the sum is 43.

The square root of 1429444528 is about 37807.9955564957. The cubic root of 1429444528 is about 1126.4772765388.

The spelling of 1429444528 in words is "one billion, four hundred twenty-nine million, four hundred forty-four thousand, five hundred twenty-eight".