673901361 has 48 divisors (see below), whose sum is σ = 1141920000. Its totient is φ = 382802112.

The previous prime is 673901359. The next prime is 673901383. The reversal of 673901361 is 163109376.

It is not a de Polignac number, because 673901361 - 2¹ = 673901359 is a prime.

It is not an unprimeable number, because it can be changed into a prime (673901321) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 613765 + ... + 614861.

It is an arithmetic number, because the mean of its divisors is an integer number (23790000).

Almost surely, 2^673901361 is an apocalyptic number.

It is an amenable number.

673901361 is a deficient number, since it is larger than the sum of its proper divisors (468018639).

673901361 is a wasteful number, since it uses less digits than its factorization.

673901361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1323 (or 1306 counting only the distinct ones).

The product of its (nonzero) digits is 20412, while the sum is 36.

The square root of 673901361 is about 25959.6101858252. The cubic root of 673901361 is about 876.7291460014.

The spelling of 673901361 in words is "six hundred seventy-three million, nine hundred one thousand, three hundred sixty-one".