1673531825 has 12 divisors (see below), whose sum is σ = 2371633920. Its totient is φ = 1147564560.

The previous prime is 1673531791. The next prime is 1673531831. The reversal of 1673531825 is 5281353761.

It is not a de Polignac number, because 1673531825 - 2⁸ = 1673531569 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4781345 + ... + 4781694.

It is an arithmetic number, because the mean of its divisors is an integer number (197636160).

Almost surely, 2^1673531825 is an apocalyptic number.

It is an amenable number.

1673531825 is a deficient number, since it is larger than the sum of its proper divisors (698102095).

1673531825 is an equidigital number, since it uses as much as digits as its factorization.

1673531825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9563056 (or 9563051 counting only the distinct ones).

The product of its digits is 151200, while the sum is 41.

The square root of 1673531825 is about 40908.8233147814. The cubic root of 1673531825 is about 1187.2567804743.

The spelling of 1673531825 in words is "one billion, six hundred seventy-three million, five hundred thirty-one thousand, eight hundred twenty-five".