1936072866 has 64 divisors (see below), whose sum is σ = 4772452608. Its totient is φ = 509891328.

The previous prime is 1936072861. The next prime is 1936072867. The reversal of 1936072866 is 6682706391.

It is a super-2 number, since 2×1936072866² = 7496756284922907912, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1936072861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 463660 + ... + 467816.

It is an arithmetic number, because the mean of its divisors is an integer number (74569572).

Almost surely, 2^1936072866 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1936072866, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2386226304).

1936072866 is an abundant number, since it is smaller than the sum of its proper divisors (2836379742).

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

1936072866 is a wasteful number, since it uses less digits than its factorization.

1936072866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5035.

The product of its (nonzero) digits is 653184, while the sum is 48.

The square root of 1936072866 is about 44000.8280149363. The cubic root of 1936072866 is about 1246.3515729578.

The spelling of 1936072866 in words is "one billion, nine hundred thirty-six million, seventy-two thousand, eight hundred sixty-six".