194964692 has 24 divisors (see below), whose sum is σ = 377367816. Its totient is φ = 87550848.

The previous prime is 194964689. The next prime is 194964697. The reversal of 194964692 is 296469491.

It can be written as a sum of positive squares in 4 ways, for example, as 68492176 + 126472516 = 8276^2 + 11246^2 .

It is a super-2 number, since 2×194964692² = 76022462253309728, 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 194964692.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194964697) 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 7 ways as a sum of consecutive naturals, for example, 48743 + ... + 52590.

It is an arithmetic number, because the mean of its divisors is an integer number (15723659).

Almost surely, 2^194964692 is an apocalyptic number.

It is an amenable number.

194964692 is a deficient number, since it is larger than the sum of its proper divisors (182403124).

194964692 is a wasteful number, since it uses less digits than its factorization.

194964692 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101387 (or 101385 counting only the distinct ones).

The product of its digits is 839808, while the sum is 50.

The square root of 194964692 is about 13962.9757573377. The cubic root of 194964692 is about 579.8539981295.

The spelling of 194964692 in words is "one hundred ninety-four million, nine hundred sixty-four thousand, six hundred ninety-two".