672053776 has 15 divisors (see below), whose sum is σ = 1302305133. Its totient is φ = 335975040.

The previous prime is 672053749. The next prime is 672053777. The reversal of 672053776 is 677350276.

The square root of 672053776 is 25924.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 638876176 + 33177600 = 25276^2 + 5760^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (672053777) 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 2 ways as a sum of consecutive naturals, for example, 100456 + ... + 106936.

Almost surely, 2^672053776 is an apocalyptic number.

672053776 is the 25924-th square number.

It is an amenable number.

672053776 is a deficient number, since it is larger than the sum of its proper divisors (630251357).

672053776 is an frugal number, since it uses more digits than its factorization.

672053776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12970 (or 6483 counting only the distinct ones).

The product of its (nonzero) digits is 370440, while the sum is 43.

The cubic root of 672053776 is about 875.9271917414.

The spelling of 672053776 in words is "six hundred seventy-two million, fifty-three thousand, seven hundred seventy-six".