674730811 has 4 divisors (see below), whose sum is σ = 674784472. Its totient is φ = 674677152.

The previous prime is 674730787. The next prime is 674730851. The reversal of 674730811 is 118037476.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 674730811 - 2¹³ = 674722619 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (674730851) 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, 3340 + ... + 36886.

It is an arithmetic number, because the mean of its divisors is an integer number (168696118).

Almost surely, 2^674730811 is an apocalyptic number.

674730811 is a deficient number, since it is larger than the sum of its proper divisors (53661).

674730811 is a wasteful number, since it uses less digits than its factorization.

674730811 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53660.

The product of its (nonzero) digits is 28224, while the sum is 37.

The square root of 674730811 is about 25975.5810522113. The cubic root of 674730811 is about 877.0886965650.

The spelling of 674730811 in words is "six hundred seventy-four million, seven hundred thirty thousand, eight hundred eleven".