104890407 has 8 divisors (see below), whose sum is σ = 139901184. Its totient is φ = 69903288.

The previous prime is 104890403. The next prime is 104890427. The reversal of 104890407 is 704098401.

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

It is not a de Polignac number, because 104890407 - 2² = 104890403 is a prime.

It is a super-2 number, since 2×104890407² = 22003994961251298, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104890403) 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, 14748 + ... + 20670.

It is an arithmetic number, because the mean of its divisors is an integer number (17487648).

Almost surely, 2^104890407 is an apocalyptic number.

104890407 is a deficient number, since it is larger than the sum of its proper divisors (35010777).

104890407 is an equidigital number, since it uses as much as digits as its factorization.

104890407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11829.

The product of its (nonzero) digits is 8064, while the sum is 33.

The square root of 104890407 is about 10241.6017790187. The cubic root of 104890407 is about 471.6052055804.

The spelling of 104890407 in words is "one hundred four million, eight hundred ninety thousand, four hundred seven".