673508672 has 14 divisors (see below), whose sum is σ = 1336493898. Its totient is φ = 336754304.

The previous prime is 673508629. The next prime is 673508707. The reversal of 673508672 is 276805376.

It can be written as a sum of positive squares in only one way, i.e., 508231936 + 165276736 = 22544^2 + 12856^2 .

It is a super-2 number, since 2×673508672² = 907227862518407168, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 5261723 + ... + 5261850.

Almost surely, 2^673508672 is an apocalyptic number.

It is an amenable number.

673508672 is a deficient number, since it is larger than the sum of its proper divisors (662985226).

673508672 is a wasteful number, since it uses less digits than its factorization.

673508672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10523585 (or 10523575 counting only the distinct ones).

The product of its (nonzero) digits is 423360, while the sum is 44.

The square root of 673508672 is about 25952.0456226479. The cubic root of 673508672 is about 876.5588199936.

The spelling of 673508672 in words is "six hundred seventy-three million, five hundred eight thousand, six hundred seventy-two".