6522622394 has 16 divisors (see below), whose sum is σ = 10538657280. Its totient is φ = 3018884880.

The previous prime is 6522622387. The next prime is 6522622409. The reversal of 6522622394 is 4932262256.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2285609 + ... + 2288460.

It is an arithmetic number, because the mean of its divisors is an integer number (658666080).

Almost surely, 2^6522622394 is an apocalyptic number.

6522622394 is a deficient number, since it is larger than the sum of its proper divisors (4016034886).

6522622394 is a wasteful number, since it uses less digits than its factorization.

6522622394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4574125.

The product of its digits is 311040, while the sum is 41.

The square root of 6522622394 is about 80762.7537544381. The cubic root of 6522622394 is about 1868.4181570786.

The spelling of 6522622394 in words is "six billion, five hundred twenty-two million, six hundred twenty-two thousand, three hundred ninety-four".