3704505 has 16 divisors (see below), whose sum is σ = 6774144. Its totient is φ = 1693440.

The previous prime is 3704461. The next prime is 3704507. The reversal of 3704505 is 5054073.

3704505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3704505 - 2¹² = 3700409 is a prime.

It is an Ulam number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (3704507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17536 + ... + 17745.

It is an arithmetic number, because the mean of its divisors is an integer number (423384).

Almost surely, 2^3704505 is an apocalyptic number.

3704505 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

3704505 is a deficient number, since it is larger than the sum of its proper divisors (3069639).

3704505 is a wasteful number, since it uses less digits than its factorization.

3704505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35296.

The product of its (nonzero) digits is 2100, while the sum is 24.

The square root of 3704505 is about 1924.7090689244. The cubic root of 3704505 is about 154.7307848463.

Adding to 3704505 its reverse (5054073), we get a palindrome (8758578).

The spelling of 3704505 in words is "three million, seven hundred four thousand, five hundred five".