673878877 has 8 divisors (see below), whose sum is σ = 771486656. Its totient is φ = 576605952.

The previous prime is 673878857. The next prime is 673878889. The reversal of 673878877 is 778878376.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 673878877 - 2⁷ = 673878749 is a prime.

It is a super-2 number, since 2×673878877² = 908225481733562258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673878847) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79383 + ... + 87460.

It is an arithmetic number, because the mean of its divisors is an integer number (96435832).

Almost surely, 2^673878877 is an apocalyptic number.

It is an amenable number.

673878877 is a deficient number, since it is larger than the sum of its proper divisors (97607779).

673878877 is a wasteful number, since it uses less digits than its factorization.

673878877 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167427.

The product of its digits is 22127616, while the sum is 61.

The square root of 673878877 is about 25959.1771248628. The cubic root of 673878877 is about 876.7193955154.

The spelling of 673878877 in words is "six hundred seventy-three million, eight hundred seventy-eight thousand, eight hundred seventy-seven".