672532723 has 2 divisors, whose sum is σ = 672532724. Its totient is φ = 672532722.

The previous prime is 672532711. The next prime is 672532787. The reversal of 672532723 is 327235276.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 672532723 - 2¹⁷ = 672401651 is a prime.

It is not a weakly prime, because it can be changed into another prime (672538723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336266361 + 336266362.

It is an arithmetic number, because the mean of its divisors is an integer number (336266362).

Almost surely, 2^672532723 is an apocalyptic number.

672532723 is a deficient number, since it is larger than the sum of its proper divisors (1).

672532723 is an equidigital number, since it uses as much as digits as its factorization.

672532723 is an evil number, because the sum of its binary digits is even.

The product of its digits is 105840, while the sum is 37.

The square root of 672532723 is about 25933.2358759951. The cubic root of 672532723 is about 876.1352222571.

Adding to 672532723 its reverse (327235276), we get a palindrome (999767999).

The spelling of 672532723 in words is "six hundred seventy-two million, five hundred thirty-two thousand, seven hundred twenty-three".