670610448 has 80 divisors (see below), whose sum is σ = 2008621440. Its totient is φ = 213814656.

The previous prime is 670610417. The next prime is 670610449. The reversal of 670610448 is 844016076.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (670610449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23811 + ... + 43682.

It is an arithmetic number, because the mean of its divisors is an integer number (25107768).

Almost surely, 2^670610448 is an apocalyptic number.

It is an amenable number.

670610448 is an abundant number, since it is smaller than the sum of its proper divisors (1338010992).

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

670610448 is a wasteful number, since it uses less digits than its factorization.

670610448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67533 (or 67521 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 670610448 is about 25896.1473582462. The cubic root of 670610448 is about 875.2996842319.

The spelling of 670610448 in words is "six hundred seventy million, six hundred ten thousand, four hundred forty-eight".