194500441 has 2 divisors, whose sum is σ = 194500442. Its totient is φ = 194500440.

The previous prime is 194500409. The next prime is 194500517. The reversal of 194500441 is 144005491.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 159643225 + 34857216 = 12635^2 + 5904^2 .

It is a cyclic number.

It is not a de Polignac number, because 194500441 - 2⁵ = 194500409 is a prime.

It is not a weakly prime, because it can be changed into another prime (194510441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 97250220 + 97250221.

It is an arithmetic number, because the mean of its divisors is an integer number (97250221).

Almost surely, 2^194500441 is an apocalyptic number.

It is an amenable number.

194500441 is a deficient number, since it is larger than the sum of its proper divisors (1).

194500441 is an equidigital number, since it uses as much as digits as its factorization.

194500441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 194500441 is about 13946.3414915884. The cubic root of 194500441 is about 579.3933818155.

The spelling of 194500441 in words is "one hundred ninety-four million, five hundred thousand, four hundred forty-one".