673955 has 8 divisors (see below), whose sum is σ = 830832. Its totient is φ = 524448.

The previous prime is 673951. The next prime is 673961. The reversal of 673955 is 559376.

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 673955 - 2² = 673951 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (673951) 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, 1637 + ... + 2006.

It is an arithmetic number, because the mean of its divisors is an integer number (103854).

2⁶⁷³⁹⁵⁵ is an apocalyptic number.

673955 is a deficient number, since it is larger than the sum of its proper divisors (156877).

673955 is a wasteful number, since it uses less digits than its factorization.

673955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3685.

The product of its digits is 28350, while the sum is 35.

The square root of 673955 is about 820.9476231770. The cubic root of 673955 is about 87.6752406392.

The spelling of 673955 in words is "six hundred seventy-three thousand, nine hundred fifty-five".