720353404 has 6 divisors (see below), whose sum is σ = 1260618464. Its totient is φ = 360176700.

The previous prime is 720353383. The next prime is 720353467. The reversal of 720353404 is 404353027.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 90044172 + ... + 90044179.

Almost surely, 2^720353404 is an apocalyptic number.

It is an amenable number.

720353404 is a deficient number, since it is larger than the sum of its proper divisors (540265060).

720353404 is a wasteful number, since it uses less digits than its factorization.

720353404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180088355 (or 180088353 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 28.

The square root of 720353404 is about 26839.4002168454. The cubic root of 720353404 is about 896.4275685070.

The spelling of 720353404 in words is "seven hundred twenty million, three hundred fifty-three thousand, four hundred four".