1022745566 has 8 divisors (see below), whose sum is σ = 1614861480. Its totient is φ = 484458408.

The previous prime is 1022745541. The next prime is 1022745587. The reversal of 1022745566 is 6655472201.

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

It is a Harshad number since it is a multiple of its sum of digits (38), and also a Moran number because the ratio is a prime number: 26914357 = 1022745566 / (1 + 0 + 2 + 2 + 7 + 4 + 5 + 5 + 6 + 6).

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, 13457141 + ... + 13457216.

It is an arithmetic number, because the mean of its divisors is an integer number (201857685).

Almost surely, 2^1022745566 is an apocalyptic number.

1022745566 is a deficient number, since it is larger than the sum of its proper divisors (592115914).

1022745566 is a wasteful number, since it uses less digits than its factorization.

1022745566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26914378.

The product of its (nonzero) digits is 100800, while the sum is 38.

The square root of 1022745566 is about 31980.3934622450. The cubic root of 1022745566 is about 1007.5250863677.

The spelling of 1022745566 in words is "one billion, twenty-two million, seven hundred forty-five thousand, five hundred sixty-six".