673626376 has 8 divisors (see below), whose sum is σ = 1263049470. Its totient is φ = 336813184.

The previous prime is 673626341. The next prime is 673626517.

673626376 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 670292100 + 3334276 = 25890^2 + 1826^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42101641 + ... + 42101656.

Almost surely, 2^673626376 is an apocalyptic number.

It is an amenable number.

673626376 is a deficient number, since it is larger than the sum of its proper divisors (589423094).

673626376 is a wasteful number, since it uses less digits than its factorization.

673626376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84203303 (or 84203299 counting only the distinct ones).

The product of its digits is 1143072, while the sum is 46.

The square root of 673626376 is about 25954.3132446228. The cubic root of 673626376 is about 876.6098801971.

The spelling of 673626376 in words is "six hundred seventy-three million, six hundred twenty-six thousand, three hundred seventy-six".