7420566 has 8 divisors (see below), whose sum is σ = 14841144. Its totient is φ = 2473520.

The previous prime is 7420561. The next prime is 7420573. The reversal of 7420566 is 6650247.

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

7420566 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7420561) 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, 618375 + ... + 618386.

It is an arithmetic number, because the mean of its divisors is an integer number (1855143).

Almost surely, 2^7420566 is an apocalyptic number.

7420566 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.

7420566 is a wasteful number, since it uses less digits than its factorization.

7420566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1236766.

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 7420566 is about 2724.0715849625. The cubic root of 7420566 is about 195.0498754736.

The spelling of 7420566 in words is "seven million, four hundred twenty thousand, five hundred sixty-six".