673955580 has 24 divisors (see below), whose sum is σ = 1887075792. Its totient is φ = 179721472.

The previous prime is 673955561. The next prime is 673955587. The reversal of 673955580 is 85559376.

It is a super-3 number, since 3×673955580³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673955587) 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, 5616237 + ... + 5616356.

It is an arithmetic number, because the mean of its divisors is an integer number (78628158).

Almost surely, 2^673955580 is an apocalyptic number.

673955580 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

673955580 is an abundant number, since it is smaller than the sum of its proper divisors (1213120212).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

673955580 is a wasteful number, since it uses less digits than its factorization.

673955580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11232605 (or 11232603 counting only the distinct ones).

The product of its (nonzero) digits is 1134000, while the sum is 48.

The square root of 673955580 is about 25960.6544601634. The cubic root of 673955580 is about 876.7526579007.

The spelling of 673955580 in words is "six hundred seventy-three million, nine hundred fifty-five thousand, five hundred eighty".