945040194 has 24 divisors (see below), whose sum is σ = 2340099840. Its totient is φ = 270011448.

The previous prime is 945040193. The next prime is 945040207. The reversal of 945040194 is 491040549.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (945040193) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3750034 + ... + 3750285.

It is an arithmetic number, because the mean of its divisors is an integer number (97504160).

Almost surely, 2^945040194 is an apocalyptic number.

945040194 is an abundant number, since it is smaller than the sum of its proper divisors (1395059646).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

945040194 is a wasteful number, since it uses less digits than its factorization.

945040194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7500334 (or 7500331 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 945040194 is about 30741.5060463862. The cubic root of 945040194 is about 981.3338057947. Note that the first 3 decimals are identical.

The spelling of 945040194 in words is "nine hundred forty-five million, forty thousand, one hundred ninety-four".