3460729 has 4 divisors (see below), whose sum is σ = 3479040. Its totient is φ = 3442420.

The previous prime is 3460693. The next prime is 3460733. The reversal of 3460729 is 9270643.

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, and also an emirpimes, since its reverse is a distinct semiprime: 9270643 = 31 ⋅299053.

It is a cyclic number.

It is not a de Polignac number, because 3460729 - 2⁷ = 3460601 is a prime.

It is a super-2 number, since 2×3460729² = 23953290422882, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3460729.

It is not an unprimeable number, because it can be changed into a prime (3460739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8869 + ... + 9250.

It is an arithmetic number, because the mean of its divisors is an integer number (869760).

Almost surely, 2^3460729 is an apocalyptic number.

It is an amenable number.

3460729 is a deficient number, since it is larger than the sum of its proper divisors (18311).

3460729 is a wasteful number, since it uses less digits than its factorization.

3460729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18310.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 3460729 is about 1860.3034698672. The cubic root of 3460729 is about 151.2594548196.

The spelling of 3460729 in words is "three million, four hundred sixty thousand, seven hundred twenty-nine".