1966936004 has 48 divisors (see below), whose sum is σ = 3823376256. Its totient is φ = 877900800.

The previous prime is 1966936001. The next prime is 1966936007. The reversal of 1966936004 is 4006396691.

It is an interprime number because it is at equal distance from previous prime (1966936001) and next prime (1966936007).

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is not an unprimeable number, because it can be changed into a prime (1966936001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 864212 + ... + 866484.

It is an arithmetic number, because the mean of its divisors is an integer number (79653672).

Almost surely, 2^1966936004 is an apocalyptic number.

It is an amenable number.

1966936004 is a deficient number, since it is larger than the sum of its proper divisors (1856440252).

1966936004 is a wasteful number, since it uses less digits than its factorization.

1966936004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2636 (or 2634 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 44.

The square root of 1966936004 is about 44350.1522432562. The cubic root of 1966936004 is about 1252.9394299034.

The spelling of 1966936004 in words is "one billion, nine hundred sixty-six million, nine hundred thirty-six thousand, four".