104745946 has 4 divisors (see below), whose sum is σ = 157118922. Its totient is φ = 52372972.

The previous prime is 104745937. The next prime is 104745961. The reversal of 104745946 is 649547401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 649547401 = 79 ⋅8222119.

It can be written as a sum of positive squares in only one way, i.e., 69806025 + 34939921 = 8355^2 + 5911^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 104745899 and 104745908.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26186485 + ... + 26186488.

Almost surely, 2^104745946 is an apocalyptic number.

104745946 is a deficient number, since it is larger than the sum of its proper divisors (52372976).

104745946 is an equidigital number, since it uses as much as digits as its factorization.

104745946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52372975.

The product of its (nonzero) digits is 120960, while the sum is 40.

The square root of 104745946 is about 10234.5466924530. The cubic root of 104745946 is about 471.3885989896.

The spelling of 104745946 in words is "one hundred four million, seven hundred forty-five thousand, nine hundred forty-six".