672573045 has 32 divisors (see below), whose sum is σ = 1091059200. Its totient is φ = 353761344.

The previous prime is 672573043. The next prime is 672573047. The reversal of 672573045 is 540375276.

It is an interprime number because it is at equal distance from previous prime (672573043) and next prime (672573047).

It is not a de Polignac number, because 672573045 - 2¹ = 672573043 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 672572994 and 672573012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672573043) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 338866 + ... + 340844.

It is an arithmetic number, because the mean of its divisors is an integer number (34095600).

Almost surely, 2^672573045 is an apocalyptic number.

It is an amenable number.

672573045 is a deficient number, since it is larger than the sum of its proper divisors (418486155).

672573045 is a wasteful number, since it uses less digits than its factorization.

672573045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2289.

The product of its (nonzero) digits is 176400, while the sum is 39.

The square root of 672573045 is about 25934.0132837168. The cubic root of 672573045 is about 876.1527316002.

The spelling of 672573045 in words is "six hundred seventy-two million, five hundred seventy-three thousand, forty-five".