674659429 has 4 divisors (see below), whose sum is σ = 710167840. Its totient is φ = 639151020.

The previous prime is 674659423. The next prime is 674659457. The reversal of 674659429 is 924956476.

674659429 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 a cyclic number.

It is not a de Polignac number, because 674659429 - 2³ = 674659421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674659421) 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, 17754177 + ... + 17754214.

It is an arithmetic number, because the mean of its divisors is an integer number (177541960).

Almost surely, 2^674659429 is an apocalyptic number.

It is an amenable number.

674659429 is a deficient number, since it is larger than the sum of its proper divisors (35508411).

674659429 is a wasteful number, since it uses less digits than its factorization.

674659429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35508410.

The product of its digits is 3265920, while the sum is 52.

The square root of 674659429 is about 25974.2069946322. The cubic root of 674659429 is about 877.0577654379.

The spelling of 674659429 in words is "six hundred seventy-four million, six hundred fifty-nine thousand, four hundred twenty-nine".