194074528 has 12 divisors (see below), whose sum is σ = 382084290. Its totient is φ = 97037248.

The previous prime is 194074519. The next prime is 194074537. The reversal of 194074528 is 825470491.

It is an interprime number because it is at equal distance from previous prime (194074519) and next prime (194074537).

It can be written as a sum of positive squares in only one way, i.e., 161493264 + 32581264 = 12708^2 + 5708^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 3032383 + ... + 3032446.

Almost surely, 2^194074528 is an apocalyptic number.

It is an amenable number.

194074528 is a deficient number, since it is larger than the sum of its proper divisors (188009762).

194074528 is an equidigital number, since it uses as much as digits as its factorization.

194074528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6064839 (or 6064831 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 40.

The square root of 194074528 is about 13931.0634195671. The cubic root of 194074528 is about 578.9701582376.

The spelling of 194074528 in words is "one hundred ninety-four million, seventy-four thousand, five hundred twenty-eight".