1428464433 has 8 divisors (see below), whose sum is σ = 2077766496. Its totient is φ = 865736000.

The previous prime is 1428464417. The next prime is 1428464447. The reversal of 1428464433 is 3344648241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1428464433 - 2⁴ = 1428464417 is a prime.

It is a super-2 number, since 2×1428464433² = 4081021272692022978, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1428464391 and 1428464400.

It is not an unprimeable number, because it can be changed into a prime (1428464413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21643368 + ... + 21643433.

It is an arithmetic number, because the mean of its divisors is an integer number (259720812).

Almost surely, 2^1428464433 is an apocalyptic number.

It is an amenable number.

1428464433 is a deficient number, since it is larger than the sum of its proper divisors (649302063).

1428464433 is a wasteful number, since it uses less digits than its factorization.

1428464433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43286815.

The product of its digits is 221184, while the sum is 39.

The square root of 1428464433 is about 37795.0318560522. The cubic root of 1428464433 is about 1126.2197622500.

The spelling of 1428464433 in words is "one billion, four hundred twenty-eight million, four hundred sixty-four thousand, four hundred thirty-three".