7402220566 has 16 divisors (see below), whose sum is σ = 11976114528. Its totient is φ = 3411072000.

The previous prime is 7402220561. The next prime is 7402220569. The reversal of 7402220566 is 6650222047.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7402220561) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 205410 + ... + 238741.

It is an arithmetic number, because the mean of its divisors is an integer number (748507158).

Almost surely, 2^7402220566 is an apocalyptic number.

7402220566 is a deficient number, since it is larger than the sum of its proper divisors (4573893962).

7402220566 is a wasteful number, since it uses less digits than its factorization.

7402220566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444807.

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 7402220566 is about 86036.1584800251. The cubic root of 7402220566 is about 1948.8900600800.

The spelling of 7402220566 in words is "seven billion, four hundred two million, two hundred twenty thousand, five hundred sixty-six".