3513729 has 4 divisors (see below), whose sum is σ = 4684976. Its totient is φ = 2342484.

The previous prime is 3513721. The next prime is 3513737. The reversal of 3513729 is 9273153.

3513729 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (3513721) and next prime (3513737).

It is not a de Polignac number, because 3513729 - 2³ = 3513721 is a prime.

It is a D-number.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3513696 and 3513705.

It is not an unprimeable number, because it can be changed into a prime (3513721) 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 3 ways as a sum of consecutive naturals, for example, 585619 + ... + 585624.

It is an arithmetic number, because the mean of its divisors is an integer number (1171244).

Almost surely, 2^3513729 is an apocalyptic number.

It is an amenable number.

3513729 is a deficient number, since it is larger than the sum of its proper divisors (1171247).

3513729 is a wasteful number, since it uses less digits than its factorization.

3513729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1171246.

The product of its digits is 5670, while the sum is 30.

The square root of 3513729 is about 1874.4943318132. The cubic root of 3513729 is about 152.0277102066.

The spelling of 3513729 in words is "three million, five hundred thirteen thousand, seven hundred twenty-nine".