104370021 has 96 divisors (see below), whose sum is σ = 201277440. Its totient is φ = 50637312.

The previous prime is 104370017. The next prime is 104370037. The reversal of 104370021 is 120073401.

It is not a de Polignac number, because 104370021 - 2² = 104370017 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 104369976 and 104370003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104370001) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 467916 + ... + 468138.

It is an arithmetic number, because the mean of its divisors is an integer number (2096640).

Almost surely, 2^104370021 is an apocalyptic number.

It is an amenable number.

104370021 is a deficient number, since it is larger than the sum of its proper divisors (96907419).

104370021 is a wasteful number, since it uses less digits than its factorization.

104370021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 295 (or 292 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 104370021 is about 10216.1646913115. The cubic root of 104370021 is about 470.8239974202.

The spelling of 104370021 in words is "one hundred four million, three hundred seventy thousand, twenty-one".