728265435 has 16 divisors (see below), whose sum is σ = 1166568480. Its totient is φ = 387960320.

The previous prime is 728265401. The next prime is 728265443. The reversal of 728265435 is 534562827.

It is not a de Polignac number, because 728265435 - 2⁸ = 728265179 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14340 + ... + 40769.

It is an arithmetic number, because the mean of its divisors is an integer number (72910530).

Almost surely, 2^728265435 is an apocalyptic number.

728265435 is a deficient number, since it is larger than the sum of its proper divisors (438303045).

728265435 is a wasteful number, since it uses less digits than its factorization.

728265435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55998.

The product of its digits is 403200, while the sum is 42.

The square root of 728265435 is about 26986.3935159925. The cubic root of 728265435 is about 899.6976082871.

The spelling of 728265435 in words is "seven hundred twenty-eight million, two hundred sixty-five thousand, four hundred thirty-five".