1966333734 has 12 divisors (see below), whose sum is σ = 4260389796. Its totient is φ = 655444572.

The previous prime is 1966333729. The next prime is 1966333739. The reversal of 1966333734 is 4373336691.

1966333734 is a `hidden beast` number, since 1 + 9 + 6 + 633 + 3 + 7 + 3 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (1966333729) and next prime (1966333739).

It is a self number, because there is not a number n which added to its sum of digits gives 1966333734.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1966333739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 54620364 + ... + 54620399.

It is an arithmetic number, because the mean of its divisors is an integer number (355032483).

Almost surely, 2^1966333734 is an apocalyptic number.

1966333734 is an abundant number, since it is smaller than the sum of its proper divisors (2294056062).

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

1966333734 is a wasteful number, since it uses less digits than its factorization.

1966333734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109240771 (or 109240768 counting only the distinct ones).

The product of its digits is 734832, while the sum is 45.

The square root of 1966333734 is about 44343.3617805416. The cubic root of 1966333734 is about 1252.8115347301.

The spelling of 1966333734 in words is "one billion, nine hundred sixty-six million, three hundred thirty-three thousand, seven hundred thirty-four".