674140331 has 4 divisors (see below), whose sum is σ = 674268000. Its totient is φ = 674012664.

The previous prime is 674140303. The next prime is 674140343. The reversal of 674140331 is 133041476.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-674140331 is a prime.

It is a super-2 number, since 2×674140331² = 908930371761579122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 674140294 and 674140303.

It is not an unprimeable number, because it can be changed into a prime (674140381) 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, 55556 + ... + 66593.

It is an arithmetic number, because the mean of its divisors is an integer number (168567000).

Almost surely, 2^674140331 is an apocalyptic number.

674140331 is a deficient number, since it is larger than the sum of its proper divisors (127669).

674140331 is a wasteful number, since it uses less digits than its factorization.

674140331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127668.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 674140331 is about 25964.2125049076. The cubic root of 674140331 is about 876.8327651244.

The spelling of 674140331 in words is "six hundred seventy-four million, one hundred forty thousand, three hundred thirty-one".