670519485 has 16 divisors (see below), whose sum is σ = 1192034880. Its totient is φ = 357610320.

The previous prime is 670519477. The next prime is 670519523. The reversal of 670519485 is 584915076.

It is not a de Polignac number, because 670519485 - 2³ = 670519477 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 670519485.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2483271 + ... + 2483540.

It is an arithmetic number, because the mean of its divisors is an integer number (74502180).

Almost surely, 2^670519485 is an apocalyptic number.

It is an amenable number.

670519485 is a deficient number, since it is larger than the sum of its proper divisors (521515395).

670519485 is a wasteful number, since it uses less digits than its factorization.

670519485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4966825 (or 4966819 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 45.

The square root of 670519485 is about 25894.3909949626. The cubic root of 670519485 is about 875.2601066174.

The spelling of 670519485 in words is "six hundred seventy million, five hundred nineteen thousand, four hundred eighty-five".