673756036 has 24 divisors (see below), whose sum is σ = 1314139680. Its totient is φ = 300373632.

The previous prime is 673756021. The next prime is 673756067. The reversal of 673756036 is 630657376.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 673755983 and 673756001.

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 in 7 ways as a sum of consecutive naturals, for example, 259450 + ... + 262033.

It is an arithmetic number, because the mean of its divisors is an integer number (54755820).

Almost surely, 2^673756036 is an apocalyptic number.

It is an amenable number.

673756036 is a deficient number, since it is larger than the sum of its proper divisors (640383644).

673756036 is a wasteful number, since it uses less digits than its factorization.

673756036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521523 (or 521521 counting only the distinct ones).

The product of its (nonzero) digits is 476280, while the sum is 43.

The square root of 673756036 is about 25956.8109751564. The cubic root of 673756036 is about 876.6661200502. Note that the first 3 decimals are identical.

The spelling of 673756036 in words is "six hundred seventy-three million, seven hundred fifty-six thousand, thirty-six".