6670197242 has 4 divisors (see below), whose sum is σ = 10005295866. Its totient is φ = 3335098620.

The previous prime is 6670197211. The next prime is 6670197307. The reversal of 6670197242 is 2427910766.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2427910766 = 2 ⋅1213955383.

It can be written as a sum of positive squares in only one way, i.e., 6372669241 + 297528001 = 79829^2 + 17249^2 .

It is a junction number, because it is equal to n+sod(n) for n = 6670197193 and 6670197202.

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 as a sum of consecutive naturals, namely, 1667549309 + ... + 1667549312.

Almost surely, 2^6670197242 is an apocalyptic number.

6670197242 is a deficient number, since it is larger than the sum of its proper divisors (3335098624).

6670197242 is a wasteful number, since it uses less digits than its factorization.

6670197242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3335098623.

The product of its (nonzero) digits is 254016, while the sum is 44.

The square root of 6670197242 is about 81671.2755012434. The cubic root of 6670197242 is about 1882.4042389885.

The spelling of 6670197242 in words is "six billion, six hundred seventy million, one hundred ninety-seven thousand, two hundred forty-two".