94040194 has 4 divisors (see below), whose sum is σ = 141060294. Its totient is φ = 47020096.

The previous prime is 94040173. The next prime is 94040197. The reversal of 94040194 is 49104049.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 49104049 = 47 ⋅1044767.

It can be written as a sum of positive squares in only one way, i.e., 66341025 + 27699169 = 8145^2 + 5263^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (94040197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23510047 + ... + 23510050.

Almost surely, 2^94040194 is an apocalyptic number.

94040194 is a deficient number, since it is larger than the sum of its proper divisors (47020100).

94040194 is a wasteful number, since it uses less digits than its factorization.

94040194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47020099.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 94040194 is about 9697.4323405735. The cubic root of 94040194 is about 454.7483920662.

The spelling of 94040194 in words is "ninety-four million, forty thousand, one hundred ninety-four".