194001764 has 24 divisors (see below), whose sum is σ = 383140800. Its totient is φ = 85141280.

The previous prime is 194001763. The next prime is 194001779. The reversal of 194001764 is 467100491.

It is a super-2 number, since 2×194001764² = 75273368870223392, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 194001764.

It is not an unprimeable number, because it can be changed into a prime (194001763) 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 7 ways as a sum of consecutive naturals, for example, 74744 + ... + 77295.

It is an arithmetic number, because the mean of its divisors is an integer number (15964200).

Almost surely, 2^194001764 is an apocalyptic number.

It is an amenable number.

194001764 is a deficient number, since it is larger than the sum of its proper divisors (189139036).

194001764 is a wasteful number, since it uses less digits than its factorization.

194001764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152083 (or 152081 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 194001764 is about 13928.4516009498. The cubic root of 194001764 is about 578.8977917930.

The spelling of 194001764 in words is "one hundred ninety-four million, one thousand, seven hundred sixty-four".