104432386 has 8 divisors (see below), whose sum is σ = 156705804. Its totient is φ = 52197120.

The previous prime is 104432381. The next prime is 104432387. The reversal of 104432386 is 683234401.

It can be written as a sum of positive squares in 2 ways, for example, as 93993025 + 10439361 = 9695^2 + 3231^2 .

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

It is a super-2 number, since 2×104432386² = 21812246491305992, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (104432381) 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, 1255 + ... + 14506.

Almost surely, 2^104432386 is an apocalyptic number.

104432386 is a deficient number, since it is larger than the sum of its proper divisors (52273418).

104432386 is a wasteful number, since it uses less digits than its factorization.

104432386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19076.

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 104432386 is about 10219.2165061711. The cubic root of 104432386 is about 470.9177570770.

Adding to 104432386 its reverse (683234401), we get a palindrome (787666787).

The spelling of 104432386 in words is "one hundred four million, four hundred thirty-two thousand, three hundred eighty-six".