104490269 has 4 divisors (see below), whose sum is σ = 112527996. Its totient is φ = 96452544.

The previous prime is 104490247. The next prime is 104490271. The reversal of 104490269 is 962094401.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 18705625 + 85784644 = 4325^2 + 9262^2 .

It is a cyclic number.

It is not a de Polignac number, because 104490269 - 2⁸ = 104490013 is a prime.

It is a super-2 number, since 2×104490269² = 21836432631384722, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104490209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4018844 + ... + 4018869.

It is an arithmetic number, because the mean of its divisors is an integer number (28131999).

Almost surely, 2^104490269 is an apocalyptic number.

It is an amenable number.

104490269 is a deficient number, since it is larger than the sum of its proper divisors (8037727).

104490269 is an equidigital number, since it uses as much as digits as its factorization.

104490269 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8037726.

The product of its (nonzero) digits is 15552, while the sum is 35.

The square root of 104490269 is about 10222.0481802817. The cubic root of 104490269 is about 471.0047450925.

The spelling of 104490269 in words is "one hundred four million, four hundred ninety thousand, two hundred sixty-nine".