7022406561 has 8 divisors (see below), whose sum is σ = 9539873280. Its totient is φ = 4593272112.

The previous prime is 7022406449. The next prime is 7022406577. The reversal of 7022406561 is 1656042207.

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

It is not a de Polignac number, because 7022406561 - 2¹⁷ = 7022275489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7022406581) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22082881 + ... + 22083198.

It is an arithmetic number, because the mean of its divisors is an integer number (1192484160).

Almost surely, 2^7022406561 is an apocalyptic number.

It is an amenable number.

7022406561 is a deficient number, since it is larger than the sum of its proper divisors (2517466719).

7022406561 is a wasteful number, since it uses less digits than its factorization.

7022406561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44166135.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 7022406561 is about 83799.8004830560. The cubic root of 7022406561 is about 1914.9700664537.

Adding to 7022406561 its reverse (1656042207), we get a palindrome (8678448768).

The spelling of 7022406561 in words is "seven billion, twenty-two million, four hundred six thousand, five hundred sixty-one".