2564700622 has 8 divisors (see below), whose sum is σ = 4196782872. Its totient is φ = 1165773000.

The previous prime is 2564700539. The next prime is 2564700641. The reversal of 2564700622 is 2260074652.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58288629 + ... + 58288672.

It is an arithmetic number, because the mean of its divisors is an integer number (524597859).

Almost surely, 2^2564700622 is an apocalyptic number.

2564700622 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2564700622 is a deficient number, since it is larger than the sum of its proper divisors (1632082250).

2564700622 is a wasteful number, since it uses less digits than its factorization.

2564700622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116577314.

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

The square root of 2564700622 is about 50642.8733584500. The cubic root of 2564700622 is about 1368.8175319099.

The spelling of 2564700622 in words is "two billion, five hundred sixty-four million, seven hundred thousand, six hundred twenty-two".