673040376 has 96 divisors (see below), whose sum is σ = 1893715200. Its totient is φ = 215787840.

The previous prime is 673040351. The next prime is 673040377.

673040376 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 673040376.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673040377) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 197971 + ... + 201341.

It is an arithmetic number, because the mean of its divisors is an integer number (19726200).

Almost surely, 2^673040376 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 673040376, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (946857600).

673040376 is an abundant number, since it is smaller than the sum of its proper divisors (1220674824).

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

673040376 is a wasteful number, since it uses less digits than its factorization.

673040376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3489 (or 3482 counting only the distinct ones).

The product of its (nonzero) digits is 63504, while the sum is 36.

The square root of 673040376 is about 25943.0217206863. The cubic root of 673040376 is about 876.3556134219.

The spelling of 673040376 in words is "six hundred seventy-three million, forty thousand, three hundred seventy-six".