673122357 has 6 divisors (see below), whose sum is σ = 972287862. Its totient is φ = 448748232.

The previous prime is 673122353. The next prime is 673122421. The reversal of 673122357 is 753221376.

It can be written as a sum of positive squares in only one way, i.e., 661466961 + 11655396 = 25719^2 + 3414^2 .

It is not a de Polignac number, because 673122357 - 2² = 673122353 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673122353) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 37395678 + ... + 37395695.

It is an arithmetic number, because the mean of its divisors is an integer number (162047977).

Almost surely, 2^673122357 is an apocalyptic number.

It is an amenable number.

673122357 is a deficient number, since it is larger than the sum of its proper divisors (299165505).

673122357 is a wasteful number, since it uses less digits than its factorization.

673122357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74791379 (or 74791376 counting only the distinct ones).

The product of its digits is 52920, while the sum is 36.

The square root of 673122357 is about 25944.6016928378. The cubic root of 673122357 is about 876.3911940474.

The spelling of 673122357 in words is "six hundred seventy-three million, one hundred twenty-two thousand, three hundred fifty-seven".