3734505 has 20 divisors (see below), whose sum is σ = 6695172. Its totient is φ = 1991520.

The previous prime is 3734501. The next prime is 3734519. The reversal of 3734505 is 5054373.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 2509056 + 1225449 = 1584^2 + 1107^2 .

It is not a de Polignac number, because 3734505 - 2² = 3734501 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (3734501) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4206 + ... + 5015.

Almost surely, 2^3734505 is an apocalyptic number.

It is an amenable number.

3734505 is a deficient number, since it is larger than the sum of its proper divisors (2960667).

3734505 is an equidigital number, since it uses as much as digits as its factorization.

3734505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9238 (or 9229 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 27.

The square root of 3734505 is about 1932.4867399286. The cubic root of 3734505 is about 155.1473451457.

Adding to 3734505 its reverse (5054373), we get a palindrome (8788878).

The spelling of 3734505 in words is "three million, seven hundred thirty-four thousand, five hundred five".