670699248 has 20 divisors (see below), whose sum is σ = 1732639848. Its totient is φ = 223566400.

The previous prime is 670699223. The next prime is 670699273. The reversal of 670699248 is 842996076.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (670699223) and next prime (670699273).

It is a self number, because there is not a number n which added to its sum of digits gives 670699248.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6986403 + ... + 6986498.

Almost surely, 2^670699248 is an apocalyptic number.

It is an amenable number.

670699248 is an abundant number, since it is smaller than the sum of its proper divisors (1061940600).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

670699248 is a wasteful number, since it uses less digits than its factorization.

670699248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13972912 (or 13972906 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 51.

The square root of 670699248 is about 25897.8618422448. The cubic root of 670699248 is about 875.3383172822.

The spelling of 670699248 in words is "six hundred seventy million, six hundred ninety-nine thousand, two hundred forty-eight".