104294021 has 8 divisors (see below), whose sum is σ = 118228320. Its totient is φ = 91204272.

The previous prime is 104294017. The next prime is 104294023. The reversal of 104294021 is 120492401.

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

It is a cyclic number.

It is not a de Polignac number, because 104294021 - 2² = 104294017 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104294023) 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, 210875 + ... + 211368.

It is an arithmetic number, because the mean of its divisors is an integer number (14778540).

Almost surely, 2^104294021 is an apocalyptic number.

It is an amenable number.

104294021 is a deficient number, since it is larger than the sum of its proper divisors (13934299).

104294021 is a wasteful number, since it uses less digits than its factorization.

104294021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422275.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 104294021 is about 10212.4444184534. Note that the first 4 decimals coincide. The cubic root of 104294021 is about 470.7096883739.

The spelling of 104294021 in words is "one hundred four million, two hundred ninety-four thousand, twenty-one".