104285739 has 4 divisors (see below), whose sum is σ = 139047656. Its totient is φ = 69523824.

The previous prime is 104285729. The next prime is 104285773. The reversal of 104285739 is 937582401.

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

It is not a de Polignac number, because 104285739 - 2¹² = 104281643 is a prime.

It is a super-2 number, since 2×104285739² = 21751030717552242, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 104285697 and 104285706.

It is not an unprimeable number, because it can be changed into a prime (104285729) 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, 17380954 + ... + 17380959.

It is an arithmetic number, because the mean of its divisors is an integer number (34761914).

Almost surely, 2^104285739 is an apocalyptic number.

104285739 is a deficient number, since it is larger than the sum of its proper divisors (34761917).

104285739 is an equidigital number, since it uses as much as digits as its factorization.

104285739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34761916.

The product of its (nonzero) digits is 60480, while the sum is 39.

The square root of 104285739 is about 10212.0389247202. The cubic root of 104285739 is about 470.6972283409.

The spelling of 104285739 in words is "one hundred four million, two hundred eighty-five thousand, seven hundred thirty-nine".