673650441 has 6 divisors (see below), whose sum is σ = 973050650. Its totient is φ = 449100288.

The previous prime is 673650437. The next prime is 673650443. The reversal of 673650441 is 144056376.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 547560000 + 126090441 = 23400^2 + 11229^2 .

It is not a de Polignac number, because 673650441 - 2² = 673650437 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 673650396 and 673650405.

It is not an unprimeable number, because it can be changed into a prime (673650443) 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, 37425016 + ... + 37425033.

Almost surely, 2^673650441 is an apocalyptic number.

It is an amenable number.

673650441 is a deficient number, since it is larger than the sum of its proper divisors (299400209).

673650441 is a wasteful number, since it uses less digits than its factorization.

673650441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74850055 (or 74850052 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 673650441 is about 25954.7768435793. The cubic root of 673650441 is about 876.6203189043.

The spelling of 673650441 in words is "six hundred seventy-three million, six hundred fifty thousand, four hundred forty-one".