3674866729 has 4 divisors (see below), whose sum is σ = 3691346176. Its totient is φ = 3658387284.

The previous prime is 3674866721. The next prime is 3674866739. The reversal of 3674866729 is 9276684763.

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: 9276684763 = 17 ⋅545687339.

It is a cyclic number.

It is not a de Polignac number, because 3674866729 - 2³ = 3674866721 is a prime.

It is a super-2 number, since 2×3674866729² = 27009290951822318882, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3674866721) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8239389 + ... + 8239834.

It is an arithmetic number, because the mean of its divisors is an integer number (922836544).

Almost surely, 2^3674866729 is an apocalyptic number.

It is an amenable number.

3674866729 is a deficient number, since it is larger than the sum of its proper divisors (16479447).

3674866729 is a wasteful number, since it uses less digits than its factorization.

3674866729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16479446.

The product of its digits is 18289152, while the sum is 58.

The square root of 3674866729 is about 60620.6790542633. The cubic root of 3674866729 is about 1543.1703296734.

The spelling of 3674866729 in words is "three billion, six hundred seventy-four million, eight hundred sixty-six thousand, seven hundred twenty-nine".