673677371 has 4 divisors (see below), whose sum is σ = 680218032. Its totient is φ = 667136712.

The previous prime is 673677359. The next prime is 673677409. The reversal of 673677371 is 173776376.

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-673677371 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (673677971) 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, 3270176 + ... + 3270381.

It is an arithmetic number, because the mean of its divisors is an integer number (170054508).

Almost surely, 2^673677371 is an apocalyptic number.

673677371 is a deficient number, since it is larger than the sum of its proper divisors (6540661).

673677371 is a wasteful number, since it uses less digits than its factorization.

673677371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6540660.

The product of its digits is 777924, while the sum is 47.

The square root of 673677371 is about 25955.2956253632. The cubic root of 673677371 is about 876.6320000717.

The spelling of 673677371 in words is "six hundred seventy-three million, six hundred seventy-seven thousand, three hundred seventy-one".