1424428673 has 4 divisors (see below), whose sum is σ = 1428187440. Its totient is φ = 1420669908.

The previous prime is 1424428669. The next prime is 1424428693. The reversal of 1424428673 is 3768244241.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1424428673 - 2² = 1424428669 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1424428673.

It is not an unprimeable number, because it can be changed into a prime (1424428693) 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, 1878815 + ... + 1879572.

It is an arithmetic number, because the mean of its divisors is an integer number (357046860).

Almost surely, 2^1424428673 is an apocalyptic number.

It is an amenable number.

1424428673 is a deficient number, since it is larger than the sum of its proper divisors (3758767).

1424428673 is an equidigital number, since it uses as much as digits as its factorization.

1424428673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3758766.

The product of its digits is 258048, while the sum is 41.

The square root of 1424428673 is about 37741.6040067192. The cubic root of 1424428673 is about 1125.1581467881.

The spelling of 1424428673 in words is "one billion, four hundred twenty-four million, four hundred twenty-eight thousand, six hundred seventy-three".