104509730 has 16 divisors (see below), whose sum is σ = 202588344. Its totient is φ = 38588160.

The previous prime is 104509679. The next prime is 104509739. The reversal of 104509730 is 37905401.

It is a Cunningham number, because it is equal to 10223²+1.

It can be written as a sum of positive squares in 4 ways, for example, as 77563249 + 26946481 = 8807^2 + 5191^2 .

It is a junction number, because it is equal to n+sod(n) for n = 104509693 and 104509702.

It is not an unprimeable number, because it can be changed into a prime (104509739) 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, 401831 + ... + 402090.

Almost surely, 2^104509730 is an apocalyptic number.

104509730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

104509730 is a deficient number, since it is larger than the sum of its proper divisors (98078614).

104509730 is a wasteful number, since it uses less digits than its factorization.

104509730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 803941.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 104509730 is about 10223.0000489093. Note that the first 4 decimals coincide. The cubic root of 104509730 is about 471.0339843522.

The spelling of 104509730 in words is "one hundred four million, five hundred nine thousand, seven hundred thirty".