672745041 has 8 divisors (see below), whose sum is σ = 996659360. Its totient is φ = 448496676.

The previous prime is 672745013. The next prime is 672745061. The reversal of 672745041 is 140547276.

It is not a de Polignac number, because 672745041 - 2⁶ = 672744977 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 672744987 and 672745005.

It is not an unprimeable number, because it can be changed into a prime (672745061) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 12458215 + ... + 12458268.

It is an arithmetic number, because the mean of its divisors is an integer number (124582420).

Almost surely, 2^672745041 is an apocalyptic number.

It is an amenable number.

672745041 is a deficient number, since it is larger than the sum of its proper divisors (323914319).

672745041 is a wasteful number, since it uses less digits than its factorization.

672745041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24916492 (or 24916486 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 36.

The square root of 672745041 is about 25937.3291030515. The cubic root of 672745041 is about 876.2274109343.

The spelling of 672745041 in words is "six hundred seventy-two million, seven hundred forty-five thousand, forty-one".