674411963 has 4 divisors (see below), whose sum is σ = 674737200. Its totient is φ = 674086728.

The previous prime is 674411953. The next prime is 674411971. The reversal of 674411963 is 369114476.

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-674411963 is a prime.

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 674411963.

It is not an unprimeable number, because it can be changed into a prime (674411953) 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, 159488 + ... + 163661.

It is an arithmetic number, because the mean of its divisors is an integer number (168684300).

Almost surely, 2^674411963 is an apocalyptic number.

674411963 is a deficient number, since it is larger than the sum of its proper divisors (325237).

674411963 is a wasteful number, since it uses less digits than its factorization.

674411963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325236.

The product of its digits is 108864, while the sum is 41.

The square root of 674411963 is about 25969.4428704198. The cubic root of 674411963 is about 876.9505169952.

The spelling of 674411963 in words is "six hundred seventy-four million, four hundred eleven thousand, nine hundred sixty-three".