194484545 has 8 divisors (see below), whose sum is σ = 240910080. Its totient is φ = 150568560.

The previous prime is 194484541. The next prime is 194484547. The reversal of 194484545 is 545484491.

194484545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 194484545 - 2² = 194484541 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 194484496 and 194484505.

It is not an unprimeable number, because it can be changed into a prime (194484541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 627215 + ... + 627524.

It is an arithmetic number, because the mean of its divisors is an integer number (30113760).

Almost surely, 2^194484545 is an apocalyptic number.

It is an amenable number.

194484545 is a deficient number, since it is larger than the sum of its proper divisors (46425535).

194484545 is a wasteful number, since it uses less digits than its factorization.

194484545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1254775.

The product of its digits is 460800, while the sum is 44.

The square root of 194484545 is about 13945.7715813791. The cubic root of 194484545 is about 579.3775972959.

The spelling of 194484545 in words is "one hundred ninety-four million, four hundred eighty-four thousand, five hundred forty-five".