1022663166 has 64 divisors (see below), whose sum is σ = 2386575360. Its totient is φ = 286097760.

The previous prime is 1022663149. The next prime is 1022663167. The reversal of 1022663166 is 6613662201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022663167) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 769995 + ... + 771321.

It is an arithmetic number, because the mean of its divisors is an integer number (37290240).

Almost surely, 2^1022663166 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1022663166, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1193287680).

1022663166 is an abundant number, since it is smaller than the sum of its proper divisors (1363912194).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1022663166 is a wasteful number, since it uses less digits than its factorization.

1022663166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1709.

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 1022663166 is about 31979.1051469549. The cubic root of 1022663166 is about 1007.4980277327.

The spelling of 1022663166 in words is "one billion, twenty-two million, six hundred sixty-three thousand, one hundred sixty-six".