7421066682 has 8 divisors (see below), whose sum is σ = 14842133376. Its totient is φ = 2473688892.

The previous prime is 7421066677. The next prime is 7421066689. The reversal of 7421066682 is 2866601247.

It is a sphenic number, since it is the product of 3 distinct primes.

7421066682 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (7421066689) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 618422218 + ... + 618422229.

It is an arithmetic number, because the mean of its divisors is an integer number (1855266672).

Almost surely, 2^7421066682 is an apocalyptic number.

7421066682 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

7421066682 is a wasteful number, since it uses less digits than its factorization.

7421066682 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1236844452.

The product of its (nonzero) digits is 193536, while the sum is 42.

The square root of 7421066682 is about 86145.6132487314. The cubic root of 7421066682 is about 1950.5426219044.

The spelling of 7421066682 in words is "seven billion, four hundred twenty-one million, sixty-six thousand, six hundred eighty-two".