1628297483 has 4 divisors (see below), whose sum is σ = 1628822328. Its totient is φ = 1627772640.

The previous prime is 1628297467. The next prime is 1628297507. The reversal of 1628297483 is 3847928261.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1628297483 - 2⁴ = 1628297467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1628297183) 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, 257741 + ... + 263982.

It is an arithmetic number, because the mean of its divisors is an integer number (407205582).

Almost surely, 2^1628297483 is an apocalyptic number.

1628297483 is a deficient number, since it is larger than the sum of its proper divisors (524845).

1628297483 is an equidigital number, since it uses as much as digits as its factorization.

1628297483 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 524844.

The product of its digits is 1161216, while the sum is 50.

The square root of 1628297483 is about 40352.1682564890. The cubic root of 1628297483 is about 1176.4620359172.

The spelling of 1628297483 in words is "one billion, six hundred twenty-eight million, two hundred ninety-seven thousand, four hundred eighty-three".